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GPU Comparison
AMD Radeon HD 7950 Mac Edition vs AMD Radeon RX 580X
AMD Radeon HD 7950 Mac Edition vs AMD Radeon RX 580X
VS
AMD Radeon HD 7950 Mac Edition
AMD Radeon RX 580X
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 Mac Edition and 8GB VRAM Radeon RX 580X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 580X 's Advantages
Released 5 years and 1 months late
Boost Clock1340MHz
More VRAM (8GB vs 3GB)
Larger VRAM bandwidth (256.0GB/s vs 240.0GB/s)
512 additional rendering cores
Lower TDP (185W vs 200W)
Score
Benchmark
FP32 (float)
Radeon HD 7950 Mac Edition
2.867 TFLOPS
Radeon RX 580X
+115%
6.175 TFLOPS
Radeon HD 7950 Mac Edition
VS
Radeon RX 580X
Graphics Card
Mar 2013
Release Date
Apr 2018
Southern Islands
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1257 MHz
-
Boost Clock
1340 MHz
1250 MHz
Memory Clock
2000 MHz
Memory
3GB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
240.0GB/s
Bandwidth
256.0GB/s
Render Config
-
SM Count
-
28
Compute Units
36
1792
Shading Units
2304
112
TMUs
144
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
2 MB
Theoretical Performance
25.60 GPixel/s
Pixel Rate
42.88 GPixel/s
89.60 GTexel/s
Texture Rate
193.0 GTexel/s
-
FP16 (half)
6.175 TFLOPS
2.867 TFLOPS
FP32 (float)
6.175 TFLOPS
716.8 GFLOPS
FP64 (double)
385.9 GFLOPS
Graphics Processor
Tahiti
GPU Name
Polaris 20
Tahiti PRO (215-0821056)
GPU Variant
Polaris 20 XTX (215-0910038)
GCN 1.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
4.313 billion
Transistors
5.7 billion
352 mm²
Die Size
232 mm²
Board Design
200W
TDP
185W
550 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x HDMI 2.0b 3x DisplayPort 1.4a
2x 6-pin
Power Connectors
1x 8-pin
Graphics Features
12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.2
OpenCL
2.1
1.2
Vulkan
1.2
-
CUDA
-
5.1
Shader Model
6.4
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