GPU Comparison
RADEON
AMD Radeon Pro Vega II
CORE STATE
Vega 20
VRAM
32 GB
CLOCK SPEED
1720 MHz
TDP
475 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
VS
RADEON
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
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega II
Pro W6800X
Core Specs
Shading Units
4,096
3,840
-6.3%
Shaders
4,096
3,840
-6.3%
TMUs
256
240
-6.3%
ROPs
64
96
+50.0%
Compute Units
64
60
-6.3%
Clocks
Base Clock
1574 MHz
1800 MHz
Boost Clock
1720 MHz
2087 MHz
Memory Clock
806 MHz
1612 Mbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
32 GB
32 GB
VRAM (MB)
32,768
32,768
0.0%
Memory Type
HBM2
GDDR6
Memory Bus
4096 bit
256 bit
Bandwidth
825.3 GB/s
512.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
4 MB
L3 Cache
—
128 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
110.1 GPixel/s
200.4 GPixel/s
Texture Rate
440.3 GTexel/s
500.9 GTexel/s
FP32 (TFLOPS)
14.09 TFLOPS
16.03 TFLOPS
FP64 (TFLOPS)
7.045 TFLOPS (1:2)
1,001.8 GFLOPS (1:16)
FP16 (TFLOPS)
28.18 TFLOPS (2:1)
32.06 TFLOPS (2:1)
AI/RT
RT Cores
—
60
Power
TDP
475 W
200 W
TDP (W)
475
200
-57.9%
Suggested PSU
850 W
550 W
Power Connectors
—
Apple MPX
Architecture
Architecture
GCN 5.1
RDNA 2.0
GPU Name
Vega 20
Navi 21
Generation
Radeon Pro Mac
(Vega Series)
Radeon Pro Mac
(Navi II Series)
Process Size
7 nm
7 nm
Transistors
13,230 million
26,800 million
Die Size
331 mm²
520 mm²
Foundry
TSMC
TSMC
Density
40.0M / mm²
51.5M / mm²
API Support
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
2.1
Shader Model
6.7
6.8
Physical
Slot Width
Quad-slot
Quad-slot
Length
—
267 mm
10.5 inches
Height
—
120 mm
4.7 inches
Outputs
1x HDMI 2.0b4x Thunderbolt
1x HDMI 2.14x Thunderbolt
Bus Interface
Apple MPX
Apple MPX
Other
Launch Price
2,199 USD
2,799 USD
Production
End-of-life
End-of-life