AMD Radeon R9 M290X Mac Edition vs AMD Radeon RX 7950 XT
GPU Specs Compare
Graphics Card
Release Date
Nov 2014
Unknown
Generation
Crystal System
Navi III
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
850 MHz
2000 MHz
Boost Clock
975 MHz
3000 MHz
Memory Clock
1365 MHz
2500 MHz
Memory
Memory Size
2GB
20GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
320bit
Bandwidth
174.7GB/s
800.0GB/s
Render Config
Compute Units
16
84
Shading Units
1024
5376
TMUs
64
336
ROPs
32
192
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
512 KB
6 MB
RT Cores
-
84
L3 Cache
-
80 MB
Theoretical Performance
Pixel Rate
31.20 GPixel/s
576.0 GPixel/s
Texture Rate
62.40 GTexel/s
1008 GTexel/s
FP32 (float)
1.997 TFLOPS
64.51 TFLOPS
FP64 (double)
124.8 GFLOPS
2.016 TFLOPS
FP16 (half)
-
129.0 TFLOPS
Graphics Processor
GPU Name
Pitcairn
Navi 31
GPU Variant
Pitcairn PRO(215-0828062)
Navi 31 XT+
Architecture
GCN 1.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.8 billion
57.7 billion
Die Size
212 mm²
529 mm²
Board Design
TDP
80W
300W
Outputs
No outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
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
2.2
Vulkan
1.2
1.3
Shader Model
5.1
6.7