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 VII
CORE STATE
Vega 20
VRAM
16 GB
CLOCK SPEED
1750 MHz
TDP
295 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_metal
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro W6600X
VII
Core Specs
Shading Units
2,048
3,840
+87.5%
Shaders
2,048
3,840
+87.5%
TMUs
128
240
+87.5%
ROPs
64
64
0.0%
Compute Units
32
60
+87.5%
Clocks
Base Clock
2068 MHz
1400 MHz
Boost Clock
2479 MHz
1750 MHz
Memory Clock
2000 MHz
16 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
8 GB
16 GB
VRAM (MB)
8,192
16,384
+100.0%
Memory Type
GDDR6
HBM2
Memory Bus
128 bit
4096 bit
Bandwidth
256.0 GB/s
1.02 TB/s
Cache
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
4 MB
L3 Cache
32 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
158.7 GPixel/s
112.0 GPixel/s
Texture Rate
317.3 GTexel/s
420.0 GTexel/s
FP32 (TFLOPS)
10.15 TFLOPS
13.44 TFLOPS
FP64 (TFLOPS)
634.6 GFLOPS (1:16)
3.360 TFLOPS (1:4)
FP16 (TFLOPS)
20.31 TFLOPS (2:1)
26.88 TFLOPS (2:1)
AI/RT
RT Cores
32
—
Power
TDP
120 W
295 W
TDP (W)
120
295
+145.8%
Suggested PSU
300 W
600 W
Power Connectors
—
2x 8-pin
Architecture
Architecture
RDNA 2.0
GCN 5.1
GPU Name
Navi 23
Vega 20
Generation
Radeon Pro Mac
(Navi II Series)
Vega II
(Radeon VII)
Process Size
7 nm
7 nm
Transistors
11,060 million
13,230 million
Die Size
237 mm²
331 mm²
Foundry
TSMC
TSMC
Density
46.7M / mm²
40.0M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.3
OpenCL
2.1
2.1
Shader Model
6.8
6.7
Physical
Slot Width
Dual-slot
Dual-slot
Length
—
280 mm
11 inches
Height
—
125 mm
4.9 inches
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
Apple MPX
PCIe 3.0 x16
Other
Launch Price
699 USD
699 USD
Production
End-of-life
End-of-life
Predecessor
—
Vega
Successor
—
Navi