AMD Radeon R9 M290X Mac Edition vs AMD Radeon Pro V620
GPU · Specs Compare
Graphics Card
Release Date
Nov 2014
Nov 2021
Generation
Crystal System
Radeon Pro
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
850 MHz
1825 MHz
Boost Clock
975 MHz
2200 MHz
Memory Clock
1365 MHz
2000 MHz
Memory
Memory Size
2GB
32GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
174.7GB/s
512.0GB/s
Render Config
Compute Units
16
72
Shading Units
1024
4608
TMUs
64
288
ROPs
32
128
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
4 MB
RT Cores
—
72
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
31.20 GPixel/s
281.6 GPixel/s
Texture Rate
62.40 GTexel/s
633.6 GTexel/s
FP32 (float)
1.997 TFLOPS
20.28 TFLOPS
FP64 (double)
124.8 GFLOPS
1267 GFLOPS
FP16 (half)
—
40.55 TFLOPS
Graphics Processor
GPU Name
Pitcairn
Navi 21
GPU Variant
Pitcairn PRO(215-0828062)
Navi 21 XT(215-121000177)
Architecture
GCN 1.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.8 billion
26.8 billion
Die Size
212 mm²
520 mm²
Board Design
TDP
80W
300W
Outputs
No outputs
No outputs
Power Connectors
None
2x 8-pin
Suggested PSU
—
700 W
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.3
Shader Model
5.1
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.