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 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
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
1574 MHz
780 MHz
Boost Clock
1720 MHz
855 MHz
Memory Clock
806 MHz
1612 Mbps 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
825.3 GB/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
2,199 USD
—
Production
End-of-life
End-of-life