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Zen 6 EPYC Venice posts 93 percent dual-socket gain in Tom's Hardware bench

The Die Brief Desk, after Tom's Hardware

Tom's Hardware benched a dual-socket EPYC 9996 at 1,024 threads and recorded a maximum gen-on-gen performance gain of 93 percent against the prior generation.

Picture from tomshardware.com
Picture from tomshardware.com
EPYC 9996EPYC 9686F
Threads (dual-socket)1,024
Gen-on-gen gain93%
CodenameVeniceVenice

Tom's Hardware benched a dual-socket EPYC 9996 at 1,024 threads and recorded a maximum gen-on-gen performance gain of 93 percent against the prior generation. The Zen 6 EPYC family carries the codename Venice, and the same desk report places the EPYC 9686F ahead of Nvidia's Vera in its test set without stating a numeric margin. Three desks filed the same product in a day; this note writes from Tom's Hardware only, and the figures below are what that page states rather than what AMD's press kit claims.

The 93 percent is a ceiling, not a median, and the page does not name the workload that produced it or the prior-generation SKU it was measured against. The dossier carries no per-core or per-thread breakdown, no confidence interval, and no raw score table that would let a reader verify the delta or reproduce the test. The 9686F-versus-Vera result is described in the headline as "outclasses" without a numeric margin in the figures available to this desk, leaving the comparison qualitative rather than quantitative.

Die Brief's read: the constraint is the platform, not the die, and a dual-9996 configuration at 1,024 threads pushes the system into a regime where memory bandwidth and inter-socket latency dominate over raw core count. That gain is meaningful only if the workload saturates both sockets simultaneously; a single-socket deployment of the same silicon would not reproduce the number, and the absence of a stated process node in this report leaves the yield and power story open for the fab. The buyer's real question is not whether Venice is fast but whether the memory channels, PCIe lanes, and thermal envelope around it can keep 1,024 threads fed without throttling, because if the platform cannot sustain the bandwidth the figure becomes a lab artifact rather than a deployment figure.

What the page left out: process node, TDP, clock speeds, core count per socket, memory type and channel count, PCIe generation and lane count, and the specific workload that produced the ceiling. None of these appear in the source document, and the 9686F's margin over Vera is equally unquantified in the figures this desk holds. The number is a single data point from one test configuration, and no other desk in this packet has independently reproduced it or published a raw score table that would let a second lab verify the delta.

The table below carries the figures Tom's Hardware states: two AMD SKUs, one thread count, one percentage, and one codename. It does not carry a price, a ship date, or a per-core clock, and the absence of those cells is not a gap in the desk's reporting but a gap in the source. A buyer who needs to size a rack around this part will have to wait for AMD's own datasheet or a second independent bench before the figure stops being a headline and starts being a procurement number.

The constraint is the platform, not the die: at 1,024 threads across two sockets, memory bandwidth and inter-socket latency dominate, and the 93 percent ceiling is only reproducible if the workload saturates both sockets simultaneously. The absence of process node, TDP, and memory channel data in the source means the fab's yield story and the buyer's thermal budget remain open.

Process node, TDP, clock speeds, core count per socket, memory type and channel count, and PCIe generation are not stated in the source document.

At 1,024 threads the bottleneck shifts from core count to memory bandwidth and inter-socket latency; the 93 percent figure is configuration-dependent and will not transfer to single-socket deployments. Without process node, TDP, and memory channel specifications, the power and thermal envelope cannot be modeled from this document alone.

After Tom's Hardware. We did not report this. The pictures, if any, are theirs. Also filed by The Register, ComputerBase.

November 10, 2026 · 4 min
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