GPU Comparison
RADEON
AMD Radeon PRO V620
CORE STATE
Navi 21
VRAM
32 GB
CLOCK SPEED
2200 MHz
TDP
300 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
VS
GPU
Arc A550M
CORE STATE
DG2-512
VRAM
8 GB
CLOCK SPEED
2050 MHz
TDP
60 W
BUS WIDTH
128 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
—
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
PRO V620
A550M
Core Specs
Shading Units
4,608
2,048
-55.6%
Shaders
4,608
2,048
-55.6%
TMUs
288
128
-55.6%
ROPs
128
64
-50.0%
Compute Units
72
—
Execution Units
—
256
Clocks
Base Clock
1825 MHz
900 MHz
Boost Clock
2200 MHz
2050 MHz
Memory Clock
2000 MHz
16 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
32 GB
8 GB
VRAM (MB)
32,768
8,192
-75.0%
Memory Type
GDDR6
GDDR6
Memory Bus
256 bit
128 bit
Bandwidth
512.0 GB/s
224.0 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
4 MB
8 MB
L3 Cache
128 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
281.6 GPixel/s
131.2 GPixel/s
Texture Rate
633.6 GTexel/s
262.4 GTexel/s
FP32 (TFLOPS)
20.28 TFLOPS
8.397 TFLOPS
FP64 (TFLOPS)
1,267.2 GFLOPS (1:16)
—
FP16 (TFLOPS)
40.55 TFLOPS (2:1)
16.79 TFLOPS (2:1)
AI/RT
RT Cores
72
16
-77.8%
XMX Cores
—
256
Power
TDP
300 W
60 W
TDP (W)
300
60
-80.0%
Suggested PSU
700 W
—
Power Connectors
2x 8-pin
—
Architecture
Architecture
RDNA 2.0
Xe-HPG
GPU Name
Navi 21
DG2-512
Generation
Radeon Pro Navi
(Navi II Series)
Alchemist
(Arc 5 Mobile)
Process Size
7 nm
6 nm
Transistors
26,800 million
21,700 million
Die Size
520 mm²
406 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
53.4M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
3.0
Shader Model
6.8
6.6
Physical
Slot Width
Dual-slot
IGP
Length
267 mm
10.5 inches
—
Height
120 mm
4.7 inches
—
Outputs
No outputs
Portable Device Dependent
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Radeon Pro Vega
—