AMD FirePro W8000 vs AMD Radeon RX 7900 GRE Comparison

The Verdict

The AMD Radeon RX 7900 GRE, with an average benchmark score of 32,456, is the definitive choice for any workload that relies on modern API support and raw compute throughput. Its 619.1% lead in Geekbench OpenCL and 193.8% lead in Geekbench Vulkan over the FirePro W8000 are decisive, making it the only sensible option for current generation software and high-resolution rendering. The data indicates the RX 7900 GRE is placed in the 77th percentile of all GPUs, while the FirePro W8000 sits in the 75th percentile, a narrow gap in percentile that belies the massive performance delta in actual tests.

The AMD FirePro W8000 is a legacy product, marked as End-of-life, and its performance profile is anchored to a much older architecture. It wins no head-to-head benchmarks against the RX 7900 GRE in the recorded data. However, for a system that requires multiple legacy display outputs, specifically four DisplayPort 1.2 connections and one SDI output, the W8000 provides a unique physical connectivity option that the RX 7900 GRE does not match. The choice is straightforward: the RX 7900 GRE for performance and longevity, the W8000 only for very specific, outdated multi-display broadcast or professional setups that cannot be adapted.

Architecture Differences

The architectural gap between these two GPUs is vast, representing over a decade of development. The RX 7900 GRE is built on the RDNA 3.0 architecture using the Navi 31 chip, platform name "Plum Bonito", and is fabricated on a 5 nm process at TSMC. In contrast, the FirePro W8000 uses the GCN 1.0 architecture with the Tahiti chip and a 28 nm process, also at TSMC. The manufacturing process difference alone is enormous: the RX 7900 GRE packs 57,700 million transistors on a 529 mm² die, while the W8000 contains just 4,313 million transistors on a 352 mm² die. This results in a transistor density of 109.1M per mm² for the newer card versus 12.3M per mm² for the older one.

The RX 7900 GRE features a fully modern feature set, including 80 dedicated ray tracing cores, support for DirectX 12 Ultimate (12_2), Vulkan 1.4, and a PCIe 4.0 x16 bus interface. The FirePro W8000 has no ray tracing cores, supports only DirectX 12 (11_1) and Vulkan 1.2.170, and uses the older PCIe 3.0 x16 interface. The RX 7900 GRE also includes a USB Type-C output alongside its HDMI 2.1a and two DisplayPort 2.1 outputs, while the W8000 offers four DisplayPort 1.2 outputs and one SDI connector. The power delivery systems differ too, with the RX 7900 GRE requiring two 8-pin connectors and a 600 W suggested power supply, whereas the W8000 uses two 6-pin connectors and a 550 W suggested power supply.

Head-to-Head Benchmarks

The recorded head-to-head benchmark data shows a complete dominance by the RX 7900 GRE in both available tests. In Geekbench OpenCL, the RX 7900 GRE scores 175,758 against the FirePro W8000's 24,440, a delta of 619.1%. This is not a marginal improvement; it is a generational leap in compute performance. For any OpenCL-accelerated application, such as video encoding, physics simulation, or data processing, the RX 7900 GRE is over seven times faster than the W8000.

In Geekbench Vulkan, the RX 7900 GRE scores 99,850 against the W8000's 33,981, a delta of 193.8%. This test reflects modern graphics API performance, and the RX 7900 GRE's advantage is clear, nearly tripling the older card's score. The W8000's Vulkan support is older (1.2.170), and the hardware is not designed for the parallel workload efficiencies of newer drivers and architectures. The data shows the RX 7900 GRE wins 2 out of 2 head-to-head benchmarks, with the W8000 winning none.

Specification Differences

The specification sheets for these two cards differ on nearly every measurable metric. The RX 7900 GRE has 5,120 shading units, 320 texture mapping units, and 160 render output units. The FirePro W8000 has 1,792 shading units, 112 TMUs, and 32 ROPs. The RX 7900 GRE's pixel rate is 359.2 GPixel/s, and its texture rate is 718.4 GTexel/s, compared to the W8000's 28.80 GPixel/s and 100.8 GTexel/s. Floating point performance is similarly lopsided: the RX 7900 GRE delivers 45.98 TFLOPS FP32 and 91.96 TFLOPS FP16 (2:1), while the W8000 manages 3.226 TFLOPS FP32 with no listed FP16 capability.

Memory is another major divergence. The RX 7900 GRE has 16 GB of GDDR6 memory on a 256-bit bus, with a memory clock of 2250 MHz (18 Gbps effective) and bandwidth of 576.0 GB/s. The FirePro W8000 has 4 GB of GDDR5 memory on a 256-bit bus, with a memory clock of 1375 MHz (5.5 Gbps effective) and bandwidth of 176.0 GB/s. The bus width is the same, but the newer memory technology and quadruple capacity give the RX 7900 GRE a massive advantage in bandwidth and capacity for large texture sets or compute workloads.

Power consumption is the one area where the older card is more efficient in absolute terms: the RX 7900 GRE has a TDP of 260 W, while the W8000 is rated at 225 W. Both are dual-slot cards, but the RX 7900 GRE is slightly shorter at 276 mm (10.9 inches) versus 279 mm (11 inches), and lower at 110 mm (4.3 inches) versus 111 mm (4.4 inches). The RX 7900 GRE has a width of 51 mm (2 inches), while the W8000's width is not recorded. The production status differs, with the RX 7900 GRE listed as Active and the W8000 as End-of-life. Release dates also show the gap: the RX 7900 GRE launched on 2023-07-26, while the W8000 launched on 2012-06-13.

FAQ

Q: Which GPU is faster in compute workloads?

A: The AMD Radeon RX 7900 GRE is significantly faster. It scores 175,758 in Geekbench OpenCL, which is 619.1% higher than the FirePro W8000's score of 24,440.

Q: Does the FirePro W8000 support modern graphics APIs?

A: It supports DirectX 12 (11_1) and Vulkan 1.2.170, but the RX 7900 GRE supports DirectX 12 Ultimate (12_2) and Vulkan 1.4. The newer card also has 80 ray tracing cores, which the W8000 lacks.

Q: How much memory does each card have?

A: The RX 7900 GRE has 16 GB of GDDR6 memory, while the FirePro W8000 has 4 GB of GDDR5 memory. Both use a 256-bit bus, but the RX 7900 GRE's bandwidth is 576.0 GB/s versus 176.0 GB/s for the W8000.

Q: Which card has better display output options?

A: The FirePro W8000 offers four DisplayPort 1.2 outputs and one SDI output. The RX 7900 GRE offers one HDMI 2.1a, two DisplayPort 2.1, and one USB Type-C output. The W8000 is unique for SDI, but the RX 7900 GRE has newer display standards.

Q: What is the launch MSRP of each card?

A: The RX 7900 GRE had a launch MSRP of 549 USD, while the FirePro W8000 had a launch MSRP of 1,599 USD.

Q: Which card is still in production?

A: The RX 7900 GRE is listed as Active in production status, while the FirePro W8000 is End-of-life.