GPU Comparison
RADEON
AMD Radeon Pro W6800X
CORE STATE
Navi 21
VRAM
32 GB
CLOCK SPEED
2087 MHz
TDP
200 W
BUS WIDTH
256 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
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro W6800X
VII
Core Specs
Shading Units
3,840
3,840
0.0%
Shaders
3,840
3,840
0.0%
TMUs
240
240
0.0%
ROPs
96
64
-33.3%
Compute Units
60
60
0.0%
Clocks
Base Clock
1800 MHz
1400 MHz
Boost Clock
2087 MHz
1750 MHz
Memory Clock
2000 MHz
16 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
32 GB
16 GB
VRAM (MB)
32,768
16,384
-50.0%
Memory Type
GDDR6
HBM2
Memory Bus
256 bit
4096 bit
Bandwidth
512.0 GB/s
1.02 TB/s
Cache
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
4 MB
L3 Cache
128 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
200.4 GPixel/s
112.0 GPixel/s
Texture Rate
500.9 GTexel/s
420.0 GTexel/s
FP32 (TFLOPS)
16.03 TFLOPS
13.44 TFLOPS
FP64 (TFLOPS)
1,001.8 GFLOPS (1:16)
3.360 TFLOPS (1:4)
FP16 (TFLOPS)
32.06 TFLOPS (2:1)
26.88 TFLOPS (2:1)
AI/RT
RT Cores
60
—
Power
TDP
200 W
295 W
TDP (W)
200
295
+47.5%
Suggested PSU
550 W
600 W
Power Connectors
Apple MPX
2x 8-pin
Architecture
Architecture
RDNA 2.0
GCN 5.1
GPU Name
Navi 21
Vega 20
Generation
Radeon Pro Mac
(Navi II Series)
Vega II
(Radeon VII)
Process Size
7 nm
7 nm
Transistors
26,800 million
13,230 million
Die Size
520 mm²
331 mm²
Foundry
TSMC
TSMC
Density
51.5M / 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
Quad-slot
Dual-slot
Length
267 mm
10.5 inches
280 mm
11 inches
Height
120 mm
4.7 inches
125 mm
4.9 inches
Outputs
1x HDMI 2.14x Thunderbolt
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
Apple MPX
PCIe 3.0 x16
Other
Launch Price
2,799 USD
699 USD
Production
End-of-life
End-of-life
Predecessor
—
Vega
Successor
—
Navi