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 R5 M255
CORE STATE
Topaz
VRAM
2 GB
CLOCK SPEED
940 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega II
R5 M255
Core Specs
Shading Units
4,096
384
-90.6%
Shaders
4,096
384
-90.6%
TMUs
256
24
-90.6%
ROPs
64
8
-87.5%
Compute Units
64
6
-90.6%
Clocks
Base Clock
1574 MHz
925 MHz
Boost Clock
1720 MHz
940 MHz
Memory Clock
806 MHz
1612 Mbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
32 GB
2 GB
VRAM (MB)
32,768
2,048
-93.8%
Memory Type
HBM2
DDR3
Memory Bus
4096 bit
128 bit
Bandwidth
825.3 GB/s
32.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
256 KB
Performance
Pixel Rate
110.1 GPixel/s
7.520 GPixel/s
Texture Rate
440.3 GTexel/s
22.56 GTexel/s
FP32 (TFLOPS)
14.09 TFLOPS
721.9 GFLOPS
FP64 (TFLOPS)
7.045 TFLOPS (1:2)
45.12 GFLOPS (1:16)
FP16 (TFLOPS)
28.18 TFLOPS (2:1)
721.9 GFLOPS (1:1)
Power
TDP
475 W
—
TDP (W)
475
—
Suggested PSU
850 W
—
Architecture
Architecture
GCN 5.1
GCN 3.0
GPU Name
Vega 20
Topaz
Generation
Radeon Pro Mac
(Vega Series)
Gem System
(R5 M200)
Process Size
7 nm
28 nm
Transistors
13,230 million
1,550 million
Die Size
331 mm²
125 mm²
Foundry
TSMC
TSMC
Density
40.0M / mm²
12.4M / mm²
API Support
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.170
OpenCL
2.1
2.1
Shader Model
6.7
6.5
Physical
Slot Width
Quad-slot
—
Outputs
1x HDMI 2.0b4x Thunderbolt
—
Bus Interface
Apple MPX
PCIe 3.0 x8
Other
Launch Price
2,199 USD
—
Production
End-of-life
End-of-life
Predecessor
—
Solar System
Successor
—
Polaris Mobile