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GPU Comparison
AMD Radeon RX 6650 XT vs AMD Radeon HD 7950 Mac Edition
AMD Radeon RX 6650 XT vs AMD Radeon HD 7950 Mac Edition
VS
AMD Radeon RX 6650 XT
AMD Radeon HD 7950 Mac Edition
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6650 XT and 3GB VRAM Radeon HD 7950 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6650 XT 's Advantages
Released 9 years and 2 months late
Boost Clock2635MHz
More VRAM (8GB vs 3GB)
Larger VRAM bandwidth (280.3GB/s vs 240.0GB/s)
256 additional rendering cores
Lower TDP (176W vs 200W)
Score
Benchmark
FP32 (float)
Radeon RX 6650 XT
+276%
10.79 TFLOPS
Radeon HD 7950 Mac Edition
2.867 TFLOPS
Radeon RX 6650 XT
VS
Radeon HD 7950 Mac Edition
Graphics Card
May 2022
Release Date
Mar 2013
Navi II
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
2055 MHz
Base Clock
-
2635 MHz
Boost Clock
-
2190 MHz
Memory Clock
1250 MHz
Memory
8GB
Memory Size
3GB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
384bit
280.3GB/s
Bandwidth
240.0GB/s
Render Config
-
SM Count
-
32
Compute Units
28
2048
Shading Units
1792
128
TMUs
112
64
ROPs
32
-
Tensor Cores
-
32
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
768 KB
Theoretical Performance
168.6 GPixel/s
Pixel Rate
25.60 GPixel/s
337.3 GTexel/s
Texture Rate
89.60 GTexel/s
21.59 TFLOPS
FP16 (half)
-
10.79 TFLOPS
FP32 (float)
2.867 TFLOPS
674.6 GFLOPS
FP64 (double)
716.8 GFLOPS
Graphics Processor
Navi 23
GPU Name
Tahiti
Navi 23 KXT (215-130000136)
GPU Variant
Tahiti PRO (215-0821056)
RDNA 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
7 nm
Process Size
28 nm
11.06 billion
Transistors
4.313 billion
237 mm²
Die Size
352 mm²
Board Design
176W
TDP
200W
450 W
Suggested PSU
550 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 8-pin
Power Connectors
2x 6-pin
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
1.2
1.3
Vulkan
1.2
-
CUDA
-
6.5
Shader Model
5.1
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