AMD Radeon RX 7900M vs AMD Radeon RX 590
GPU Specs Compare
Graphics Card
Release Date
Oct 2023
Nov 2018
Generation
Navi Mobile
Polaris
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1825 MHz
1469 MHz
Boost Clock
2090 MHz
1545 MHz
Memory Clock
2250 MHz
2000 MHz
Memory
Memory Size
16GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
576.0GB/s
256.0GB/s
Render Config
Compute Units
72
36
Shading Units
4608
2304
TMUs
288
144
ROPs
192
32
RT Cores
72
-
L1 Cache
256 KB per Array
16 KB (per CU)
L2 Cache
6 MB
2 MB
L3 Cache
64 MB
-
Theoretical Performance
Pixel Rate
401.3 GPixel/s
49.44 GPixel/s
Texture Rate
601.9 GTexel/s
222.5 GTexel/s
FP16 (half)
77.05 TFLOPS
7.119 TFLOPS
FP32 (float)
38.52 TFLOPS
7.119 TFLOPS
FP64 (double)
1204 GFLOPS
445.0 GFLOPS
Graphics Processor
GPU Name
Navi 31
Polaris 30
GPU Variant
Navi 31
Polaris 30 XT(215-0922006)
Architecture
RDNA 3.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
5 nm
12 nm
Transistors
57.7 billion
5.7 billion
Die Size
529 mm²
232 mm²
Board Design
TDP
180W
175W
Outputs
Portable Device Dependent
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.3
1.2
Shader Model
6.8
6.4
📊 Benchmark
3DMark Time Spy
18,218
-
3DMark Time Spy Extreme
8,440
-
3DMark Speed Way
3,943
-
Blender
2,583
-