What is the difference between BOX and Tray CPUs?

A BOX CPU is the retail-packaged version — sealed colourful box with the chip, included stock cooler (on most SKUs), documentation, and a three-year manufacturer warranty direct from Intel or AMD. A Tray CPU is a bare chip shipped to system builders in bulk plastic trays of 10-30 units, with no cooler, no box and warranty handled through the reseller, not the manufacturer. Same silicon, different packaging and warranty path.

Is OEM the same as Tray?

Functionally yes, terminologically slightly different. 'OEM' (Original Equipment Manufacturer) is the broader term — it refers to chips sold for inclusion in prebuilt systems by OEMs like Dell, HP, Lenovo. 'Tray' is the physical packaging form (the plastic shipping tray). Most SA retailers use the terms interchangeably to mean 'bare chip, no cooler, system-builder warranty.'

Is buying a Tray or OEM CPU risky?

Only if you buy from grey-market sellers. Tray CPUs from authorised distributors (Evetech, Wootware, Rebel Tech, Pinnacle, Drive Control Corporation) carry the same silicon and full reseller warranty as BOX SKUs — the only difference is no cooler in the box. Tray chips from unauthorised marketplaces (Gumtree, Facebook Marketplace, no-paperwork eBay imports) carry real risk: counterfeit chips, locked engineering samples, used chips re-trayed and sold as new, or chips with zero warranty path.

Why do prebuilt PCs ship with OEM CPUs?

Cost and supply chain efficiency. OEM/Tray CPUs are R200-R600 cheaper than BOX SKUs because there's no retail packaging, no included cooler (the prebuilt has its own custom cooler) and no individual warranty processing. Manufacturers ship them in bulk trays of 10-30 chips to system integrators like Evetech, which lets us pass the savings on while including a high-quality custom cooler matched to the chassis.

When does buying a Tray CPU make sense for a self-builder?

When you already have a high-quality aftermarket cooler (Noctua NH-D15, Arctic Liquid Freezer III, Be Quiet Dark Rock Pro 5) and don't need the bundled stock cooler that BOX SKUs include. The Tray price saving (R200-R600) buys you better thermal paste, more case fans, or simply lower total build cost. The included stock cooler from a BOX Ryzen 7 is decent but never matches a R1,500 aftermarket cooler.

How can I tell if a Tray CPU is genuine?

Three checks. First, buy only from authorised SA distributors (Evetech, Wootware, Rebel Tech) — they purchase directly from AMD South Africa, Intel South Africa or Pinnacle/DCC. Second, verify the chip's batch number on the manufacturer's warranty lookup tool (Intel.com/support, AMD.com/support) — genuine chips return a valid match. Third, demand a written warranty document with a SARS-registered VAT number — grey-market sellers can't provide this.

Do Tray CPUs underperform BOX CPUs?

No — they're identical silicon from the same wafer batches, binned the same way. There's an old myth that Tray chips are 'lower-binned rejects' that didn't qualify for BOX SKUs. This was never true; chips are binned by performance into different model numbers (Ryzen 7 vs Ryzen 9), not by packaging type. A Ryzen 7 9800X3D Tray and Ryzen 7 9800X3D BOX perform identically in benchmarks.

What about warranty if my Tray CPU fails?

You return to the reseller you bought from, not to AMD or Intel directly. Authorised SA distributors (Evetech and equivalents) honour reseller warranty for the same three-year period as BOX SKUs — the chip ships back to the distributor, gets replaced or refunded. Process takes 5-14 working days typically. Grey-market sellers either disappear, demand 'shipping to China' for warranty, or have zero warranty process at all — which is why authorised reseller proof of purchase matters.

Glossary · CPU Packaging

What does OEM, BOX, Tray mean for CPUs?

A Ryzen 7 9800X3D BOX sells at R10,200. The same chip on Tray runs R9,500. The silicon is identical — it's the cardboard, cooler and warranty path that differs. Here's what each label actually means and when picking the cheaper one is brilliant or brutal.

7 min read
Updated June 2026
Reviewed by Evetech Hardware Team

By the end of this guide, you'll know exactly what BOX, OEM and Tray promise, what each one risks, and when buying Tray saves you real Rands without sacrificing warranty.

Tray vs BOX gap: R200-R600
authorised warranty: 3 yrs
chips per Tray: 10-30

What is a BOX CPU?

A BOX CPU is the retail-packaged version Intel and AMD sell directly to the consumer market through retailers. Open one and you'll find the CPU itself in an anti-static clamshell, included paperwork, sometimes an installation guide, occasionally a case sticker, and — on most mainstream SKUs — a stock CPU cooler.

What's in the BOX for AMD: Ryzen 5 / Ryzen 7 / Ryzen 9 non-X SKUs (e.g. Ryzen 5 9600) include a Wraith Stealth cooler. Ryzen X SKUs (9700X, 9800X3D, 9950X) ship without a cooler — AMD assumes if you're buying enthusiast silicon, you have an aftermarket cooler. Same BOX paperwork, no fan in the box.

What's in the BOX for Intel: non-K Core Ultra chips (Ultra 5 245, Ultra 7 265) ship with the Intel Laminar series stock cooler. K-suffix chips (Ultra 9 285K, Ultra 7 285K) ship cooler-less — same logic as AMD's X chips.

Warranty: three years, processed directly by the manufacturer (Intel or AMD) or through your reseller depending on regional policy. The warranty card and the sealed-box serial number are how the manufacturer verifies a valid claim. In SA, both Intel SA and AMD SA honour BOX warranty claims through authorised distributors.

What is Tray / OEM?

Tray is the physical packaging form factor — bare CPUs shipped in trays of typically 10, 20 or 30 chips per plastic tray, multiple trays per shipping carton. There's no retail box, no included cooler, no individual paperwork. The whole carton ships to system integrators like Evetech, where the chips are individually used in custom-built systems.

OEM (Original Equipment Manufacturer) is the business-relationship term — Intel and AMD sell chips at the "OEM channel" pricing tier to companies that build prebuilt systems (Dell, HP, Lenovo, Evetech, Wootware system builders). The chips are physically delivered in Tray form. So in everyday usage, the terms are interchangeable: OEM = Tray = bare chip, system-builder warranty.

The silicon is identical. A Ryzen 7 9800X3D Tray and a Ryzen 7 9800X3D BOX come off the same wafer at the same TSMC fab, go through the same binning process and ship with the same performance characteristics. Same silicon, different cardboard, different paperwork path.

Warranty paths — BOX vs Tray

Warranty is the part most buyers misunderstand. Both BOX and Tray are warranted for the same period (typically three years), but the channel differs.

	BOX	Tray / OEM
Warranty period	3 years	3 years
Warranty channel	Manufacturer-direct or reseller	Authorised reseller only
Documentation needed	Sealed-box serial + receipt	Reseller invoice with serial
Process time (SA)	5-10 working days	5-14 working days
Includes stock cooler	Yes (most SKUs)	No
Price gap (typical SA)	Baseline	R200-R600 cheaper

In South Africa, authorised distributors like Evetech, Wootware, Rebel Tech and the official Pinnacle/DCC channels handle Tray warranty through reseller channels — meaning if your Tray chip fails inside three years, you return it to where you bought it, they process the warranty claim with the distributor, and you get a replacement or refund. The process is functionally identical to a BOX RMA from a consumer perspective.

The grey-market risk — where Tray gets dangerous

Tray-form CPUs become risky when they leave the authorised distribution channel. Because Tray chips ship in bulk plastic without retail packaging, they're easier for grey-market resellers to repackage individually and sell on consumer marketplaces.

What can go wrong with unauthorised Tray sources:

Engineering samples — pre-production CPUs marked "Confidential" or "ES" by Intel/AMD. Unlocked or locked variant of retail silicon, often with no warranty path and sometimes performance bugs Intel/AMD never finished fixing.
Used chips re-trayed as new — pulled from used prebuilts, cleaned of paste, placed back in a tray and sold as "new Tray." Visually identical; technically used silicon with reduced lifespan.
Counterfeits — most common with high-margin chips like the X3D Ryzens. Surprisingly convincing externally; usually fails POST or thermals are wildly out of spec when installed.
Locked Lake-quality OEM variants — chips originally destined for a Dell or HP prebuilt that have a hardware-locked BIOS preventing use in standard motherboards.
Zero warranty — the seller has no path back to AMD or Intel because they bought the chip outside authorised channels. When it fails, you eat the cost.

Why every prebuilt PC ships with OEM

When you buy a prebuilt gaming PC or workstation, the CPU inside is almost always sourced from the Tray / OEM channel. There are three reasons this is universally true across the industry:

Cost. Tray CPUs cost the system integrator R200-R600 less than BOX. Across a 200,000-unit build volume, that's R40-R120 million saved per year — passed on to customers as lower prebuilt prices or invested in better components elsewhere.

Logistics. A pallet of bare-chip Trays ships and stores at roughly a tenth of the volume of the same chip count in BOX packaging. Warehouse efficiency matters at scale.

The stock cooler is irrelevant. A prebuilt comes with a custom-spec cooler matched to the chassis airflow — usually a 240mm AIO on a high-end machine or a tall tower air cooler on a mainstream build. The Wraith Stealth or Intel Laminar cooler that BOX ships with would be redundant and immediately discarded.

So when your Evetech prebuilt ships with a "Ryzen 7 9800X3D — OEM" listed on the parts manifest, that's not a downgrade. It's the standard industry sourcing channel, with full three-year reseller warranty processed through Evetech's RMA team.

When buying Tray is the right move for a self-builder

You're building your own PC. The retailer offers both a BOX and a Tray SKU of the same chip. When does picking Tray make sense?

Pick Tray when:

You already own a quality aftermarket cooler (Noctua NH-D15, Arctic Liquid Freezer III, Be Quiet Dark Rock, Deepcool LT720) and won't use the included stock cooler.
The chip is an X / K SKU that wouldn't include a cooler anyway (BOX and Tray of an X3D Ryzen typically have a smaller price gap, but Tray still wins by R150-R300).
You're buying from an authorised SA distributor with a published reseller-warranty policy.
You're cost-optimising a build and want every R300 to count.

Pick BOX when:

It's a non-X / non-K chip and you'd otherwise need to buy a budget aftermarket cooler — the bundled cooler is genuinely usable.
You want manufacturer-direct warranty for the peace-of-mind alone.
The price gap between BOX and Tray is less than R150 (sometimes happens during AMD/Intel stock rotation), in which case BOX is just better value.
You're buying as a gift and the retail packaging is part of the experience.

How to verify a Tray CPU is genuine

If you're buying Tray-form from any source, three checks separate a confident purchase from a costly mistake.

Check 1: authorised distributor confirmation. Buy only from SA distributors listed on AMD South Africa's or Intel South Africa's authorised reseller pages. Evetech, Wootware, Rebel Tech, Pinnacle Africa, Drive Control Corporation (DCC) and their downstream reseller partners are the safe path. Random Facebook Marketplace sellers, Gumtree listings and import-from-China eBay pages are not.

Check 2: batch and serial verification. Both AMD and Intel publish online warranty-lookup tools. Punch in the batch number engraved on the chip's IHS — a genuine chip returns a match showing its manufacture date, fab location and validation status. A counterfeit or grey-market chip either returns no match or reveals an inconsistent batch.

Check 3: invoice paperwork. A genuine SA reseller invoice will include the SARS-registered VAT number, the CPU's exact model and the chip's individual serial number. Without this paperwork, you have no warranty path even if the chip is genuine — and grey-market sellers can't produce it.

Key takeaways

BOX = retail-packaged chip with stock cooler (most SKUs) and manufacturer-direct warranty.
Tray and OEM = bare chip from bulk tray, no cooler, reseller-channel warranty.
The silicon is identical — same wafer, same binning, same performance.
Tray from authorised SA distributors = full warranty, R200-R600 saving. Smart move.
Tray from Gumtree / Facebook / unverified import = risk of fakes, ES chips and zero warranty.
Prebuilts use OEM as industry standard — not a downgrade, just smart channel sourcing.

Frequently asked questions

What is the difference between BOX and Tray CPUs?
BOX is retail-packaged — sealed box with chip, stock cooler (on most SKUs) and direct manufacturer warranty. Tray is the bare chip from a bulk shipping tray with no cooler and reseller-channel warranty. Same silicon, different packaging.
Is OEM the same as Tray?
Functionally yes. OEM is the business term (Original Equipment Manufacturer channel); Tray is the physical packaging form. Most SA retailers use the terms interchangeably to mean bare chip, no cooler, reseller warranty.
Is buying a Tray or OEM CPU risky?
Only from grey-market sellers. From authorised SA distributors (Evetech, Wootware, Rebel Tech, Pinnacle, DCC), Tray carries full three-year reseller warranty and identical silicon to BOX.
Why do prebuilt PCs ship with OEM CPUs?
Cost, supply efficiency, and irrelevant stock coolers. OEM/Tray is R200-R600 cheaper per chip; the prebuilt uses its own custom cooler; warehouse logistics favour bulk trays.
When does buying a Tray CPU make sense for a self-builder?
When you already have a quality aftermarket cooler. The R200-R600 saving is genuine money in your pocket and the silicon is identical.
How can I tell if a Tray CPU is genuine?
Buy from authorised SA distributors. Verify the batch number on Intel.com/support or AMD.com/support. Demand a VAT-registered invoice with the chip's individual serial number.
Do Tray CPUs underperform BOX CPUs?
No. Identical silicon, same binning, same performance. The "Tray chips are rejects" myth was never true — chips are binned by performance into different model numbers, not by packaging.
What about warranty if my Tray CPU fails?
Return to the reseller you bought from. Authorised SA distributors honour three-year reseller warranty for Tray identically to BOX. RMA process typically 5-14 working days.