AMD Radeon RX 7650 GRE vs AMD Radeon HD 7970
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 7650 GRE and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 7650 GRE 's Advantages
Released 13 years and 1 months late
Boost Clock2695MHz
More VRAM (8GB vs 3GB)
Larger VRAM bandwidth (288.0GB/s vs 264.0GB/s)
Lower TDP (165W vs 250W)
Score
Benchmark
FP32 (float)
Radeon RX 7650 GRE
+482%
22.08 TFLOPS
Radeon HD 7970
3.789 TFLOPS
Graphics Card
Feb 2025
Release Date
Jan 2012
Navi III
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
1720 MHz
Base Clock
-
2695 MHz
Boost Clock
-
2250 MHz
Memory Clock
1375 MHz
Memory
8GB
Memory Size
3GB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
384bit
288.0GB/s
Bandwidth
264.0GB/s
Render Config
32
Compute Units
32
-
-
-
2048
Shading Units
2048
128
TMUs
128
64
ROPs
32
-
-
-
32
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
768 KB
32 MB
L3 Cache
-
Theoretical Performance
172.5 GPixel/s
Pixel Rate
29.60 GPixel/s
345.0 GTexel/s
Texture Rate
118.4 GTexel/s
44.15 TFLOPS
FP16 (half)
-
22.08 TFLOPS
FP32 (float)
3.789 TFLOPS
689.9 GFLOPS
FP64 (double)
947.2 GFLOPS
Board Design
165W
TDP
250W
450 W
Suggested PSU
600 W
1x HDMI 2.1a
3x DisplayPort 2.1
Outputs
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Navi 33
GPU Name
Tahiti
Navi 33 XL
(215-163000057)
GPU Variant
Tahiti XT
(215-0821060)
RDNA 3.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
6 nm
Process Size
28 nm
13.3 billion
Transistors
4.313 billion
204 mm²
Die Size
352 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.2
OpenCL
2.1 (1.2)
1.3
Vulkan
1.2.170
-
-
-
6.8
Shader Model
6.5 (5.1)
