GPU Comparison
RADEON
AMD Radeon Pro W6600X
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2479 MHz
TDP
120 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
VS
RADEON
Radeon RX 6950 XT
CORE STATE
Navi 21
VRAM
16 GB
CLOCK SPEED
2310 MHz
TDP
335 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_metal
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
Pro W6600X
RX 6950 XT
Core Specs
Shading Units
2,048
5,120
+150.0%
Shaders
2,048
5,120
+150.0%
TMUs
128
320
+150.0%
ROPs
64
128
+100.0%
Compute Units
32
80
+150.0%
Clocks
Base Clock
2068 MHz
1860 MHz
Boost Clock
2479 MHz
2310 MHz
Game Clock
—
2100 MHz
Memory Clock
2000 MHz
16 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
8 GB
16 GB
VRAM (MB)
8,192
16,384
+100.0%
Memory Type
GDDR6
GDDR6
Memory Bus
128 bit
256 bit
Bandwidth
256.0 GB/s
576.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
4 MB
L3 Cache
32 MB
128 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
158.7 GPixel/s
295.7 GPixel/s
Texture Rate
317.3 GTexel/s
739.2 GTexel/s
FP32 (TFLOPS)
10.15 TFLOPS
23.65 TFLOPS
FP64 (TFLOPS)
634.6 GFLOPS (1:16)
1,478.4 GFLOPS (1:16)
FP16 (TFLOPS)
20.31 TFLOPS (2:1)
47.31 TFLOPS (2:1)
AI/RT
RT Cores
32
80
+150.0%
Power
TDP
120 W
335 W
TDP (W)
120
335
+179.2%
Suggested PSU
300 W
700 W
Power Connectors
—
2x 8-pin
Architecture
Architecture
RDNA 2.0
RDNA 2.0
GPU Name
Navi 23
Navi 21
Generation
Radeon Pro Mac
(Navi II Series)
Navi II
(RX 6000)
Process Size
7 nm
7 nm
Transistors
11,060 million
26,800 million
Die Size
237 mm²
520 mm²
Foundry
TSMC
TSMC
Density
46.7M / mm²
51.5M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
2.1
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Triple-slot
Length
—
267 mm
10.5 inches
Height
—
120 mm
4.7 inches
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a
Bus Interface
Apple MPX
PCIe 4.0 x16
Other
Launch Price
699 USD
1,099 USD
Production
End-of-life
End-of-life
Predecessor
—
Navi
Successor
—
Navi III