AMD Radeon RX 7650 GRE vs AMD Radeon HD 7950 Boost
GPU Specs Compare
Graphics Card
Release Date
Feb 2025
Jun 2012
Generation
Navi III
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1720 MHz
850 MHz
Boost Clock
2695 MHz
925 MHz
Memory Clock
2250 MHz
1250 MHz
Memory
Memory Size
8GB
3GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
384bit
Bandwidth
288.0GB/s
240.0GB/s
Render Config
Compute Units
32
28
Shading Units
2048
1792
TMUs
128
112
ROPs
64
32
RT Cores
32
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
768 KB
L3 Cache
32 MB
-
Theoretical Performance
Pixel Rate
172.5 GPixel/s
29.60 GPixel/s
Texture Rate
345.0 GTexel/s
103.6 GTexel/s
FP16 (half)
44.15 TFLOPS
-
FP32 (float)
22.08 TFLOPS
3.315 TFLOPS
FP64 (double)
689.9 GFLOPS
828.8 GFLOPS
Graphics Processor
GPU Name
Navi 33
Tahiti
GPU Variant
Navi 33 XL(215-163000057)
Tahiti PRO2(215-0821282)
Architecture
RDNA 3.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
13.3 billion
4.313 billion
Die Size
204 mm²
352 mm²
Board Design
TDP
165W
200W
Suggested PSU
450 W
550 W
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
1x 8-pin
2x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.2
1.2
Vulkan
1.3
1.2
Shader Model
6.8
5.1