AMD Radeon RX 7900M vs AMD Radeon R9 M290X
GPU Specs Compare
Graphics Card
Release Date
Oct 2023
Jan 2014
Generation
Navi Mobile
Gem System
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1825 MHz
850 MHz
Boost Clock
2090 MHz
900 MHz
Memory Clock
2250 MHz
1200 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
576.0GB/s
153.6GB/s
Render Config
Compute Units
72
20
Shading Units
4608
1280
TMUs
288
80
ROPs
192
32
RT Cores
72
-
L1 Cache
256 KB per Array
16 KB (per CU)
L2 Cache
6 MB
512 KB
L3 Cache
64 MB
-
Theoretical Performance
Pixel Rate
401.3 GPixel/s
28.80 GPixel/s
Texture Rate
601.9 GTexel/s
72.00 GTexel/s
FP16 (half)
77.05 TFLOPS
-
FP32 (float)
38.52 TFLOPS
2.304 TFLOPS
FP64 (double)
1204 GFLOPS
144.0 GFLOPS
Graphics Processor
GPU Name
Navi 31
Neptune
GPU Variant
Navi 31
Neptune XT(216-0847000)
Architecture
RDNA 3.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
57.7 billion
2.8 billion
Die Size
529 mm²
212 mm²
Board Design
TDP
180W
100W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.2
2.1 (1.2)
Vulkan
1.3
1.2.170
Shader Model
6.8
6.5 (5.1)
📊 Benchmark
3DMark Time Spy
18,218
-
3DMark Time Spy Extreme
8,440
-
3DMark Speed Way
3,943
-
Blender
2,583
-