GPU Comparison
RADEON
AMD Radeon Pro W6800X Duo
CORE STATE
Navi 21
VRAM
32 GB
CLOCK SPEED
1967 MHz
TDP
400 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
VS
GEFORCE
GRID K2
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro W6800X Duo
GRID K2
Core Specs
Shading Units
3,840
1,536
-60.0%
Shaders
3,840
1,536
-60.0%
TMUs
240
128
-46.7%
ROPs
96
32
-66.7%
Compute Units
60
—
Clocks
Base Clock
1800 MHz
—
Boost Clock
1967 MHz
—
GPU Clock
—
745 MHz
Memory Clock
2000 MHz
16 Gbps effective
1250 MHz
5 Gbps effective
Memory
Memory Size
32 GB
4 GB
VRAM (MB)
32,768
4,096
-87.5%
Memory Type
GDDR6
GDDR5
Memory Bus
256 bit
256 bit
Bandwidth
512.0 GB/s
160.0 GB/s
Cache
L1 Cache
128 KB per Array
16 KB (per SMX)
L2 Cache
4 MB
512 KB
L3 Cache
128 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
188.8 GPixel/s
23.84 GPixel/s
Texture Rate
472.1 GTexel/s
95.36 GTexel/s
FP32 (TFLOPS)
15.11 TFLOPS
2.289 TFLOPS
FP64 (TFLOPS)
944.2 GFLOPS (1:16)
95.36 GFLOPS (1:24)
FP16 (TFLOPS)
30.21 TFLOPS (2:1)
—
AI/RT
RT Cores
60
—
Power
TDP
400 W
225 W
TDP (W)
400
225
-43.8%
Suggested PSU
800 W
550 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Architecture
Architecture
RDNA 2.0
Kepler
GPU Name
Navi 21
GK104
Generation
Radeon Pro Mac
(Navi II Series)
GRID
(K2)
Process Size
7 nm
28 nm
Transistors
26,800 million
3,540 million
Die Size
520 mm²
294 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
12.0M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.0
Shader Model
6.8
6.5 (5.1)
Physical
Slot Width
Quad-slot
Dual-slot
Length
267 mm
10.5 inches
267 mm
10.5 inches
Height
120 mm
4.7 inches
—
Outputs
1x HDMI 2.14x Thunderbolt
No outputs
Bus Interface
Apple MPX
PCIe 3.0 x16
Other
Launch Price
4,999 USD
5,199 USD
Production
End-of-life
End-of-life