AMD Radeon RX 7700 vs AMD Radeon R9 M280X
GPU Specs Compare
Graphics Card
Release Date
Sep 2025
Feb 2015
Generation
Navi III
Gem System
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1900 MHz
900 MHz
Boost Clock
2600 MHz
1000 MHz
Memory Clock
2430 MHz
1375 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
128bit
Bandwidth
622.1GB/s
88.00GB/s
Render Config
Compute Units
40
14
Shading Units
2560
896
TMUs
160
56
ROPs
96
16
RT Cores
40
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
256 KB
L3 Cache
64 MB
-
Theoretical Performance
Pixel Rate
249.6 GPixel/s
16.00 GPixel/s
Texture Rate
416.0 GTexel/s
56.00 GTexel/s
FP16 (half)
53.25 TFLOPS
-
FP32 (float)
26.62 TFLOPS
1.792 TFLOPS
FP64 (double)
832.0 GFLOPS
112.0 GFLOPS
Graphics Processor
GPU Name
Navi 32
Saturn
GPU Variant
Navi 32
Saturn XT(216-0843024)
Architecture
RDNA 3.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
28.1 billion
2.08 billion
Die Size
346 mm²
160 mm²
Board Design
TDP
200W
Unknown
Suggested PSU
550 W
-
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Portable Device Dependent
Power Connectors
1x 8-pin
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.3
1.2.170
Shader Model
6.8
6.5