GPU Comparison
RADEON
AMD Radeon Pro Vega II Duo
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 R6 M255DX
CORE STATE
Jet
VRAM
System Shared
CLOCK SPEED
855 MHz
TDP
—
BUS WIDTH
System Shared
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega II Duo
R6 M255DX
Core Specs
Shading Units
4,096
320
-92.2%
Shaders
4,096
320
-92.2%
TMUs
256
20
-92.2%
ROPs
64
8
-87.5%
Compute Units
64
5
-92.2%
Clocks
Base Clock
1400 MHz
780 MHz
Boost Clock
1720 MHz
855 MHz
Memory Clock
1000 MHz
2 Gbps effective
System Shared
Memory
Memory Size
32 GB
System Shared
VRAM (MB)
32,768
—
Memory Type
HBM2
System Shared
Memory Bus
4096 bit
System Shared
Bandwidth
1.02 TB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
128 KB
Performance
Pixel Rate
110.1 GPixel/s
6.840 GPixel/s
Texture Rate
440.3 GTexel/s
17.10 GTexel/s
FP32 (TFLOPS)
14.09 TFLOPS
547.2 GFLOPS
FP64 (TFLOPS)
7.045 TFLOPS (1:2)
34.20 GFLOPS (1:16)
FP16 (TFLOPS)
28.18 TFLOPS (2:1)
—
Power
TDP
475 W
—
TDP (W)
475
—
Suggested PSU
850 W
—
Architecture
Architecture
GCN 5.1
GCN 1.0
GPU Name
Vega 20
Jet
Generation
Radeon Pro Mac
(Vega Series)
Gem System Hybrid
(Rx M200)
Process Size
7 nm
28 nm
Transistors
13,230 million
690 million
Die Size
331 mm²
56 mm²
Foundry
TSMC
TSMC
Density
40.0M / mm²
12.3M / mm²
API Support
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.170
OpenCL
2.1
2.1 (1.2)
Shader Model
6.7
6.5 (5.1)
Physical
Slot Width
Quad-slot
IGP
Outputs
1x HDMI 2.0b4x Thunderbolt
Portable Device Dependent
Bus Interface
Apple MPX
IGP
Other
Launch Price
4,399 USD
—
Production
End-of-life
End-of-life