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GPU Comparison
AMD Radeon HD 7970 X2 vs AMD Radeon RX 460
AMD Radeon HD 7970 X2 vs AMD Radeon RX 460
VS
AMD Radeon HD 7970 X2
AMD Radeon RX 460
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 2GB VRAM Radeon RX 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7970 X2 's Advantages
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (264.0GB/s vs 112.0GB/s)
1152 additional rendering cores
AMD Radeon RX 460 's Advantages
Released 4 years late
Boost Clock1200MHz
Lower TDP (75W vs 500W)
Score
Benchmark
FP32 (float)
Radeon HD 7970 X2
+76%
3.789 TFLOPS
Radeon RX 460
2.15 TFLOPS
Radeon HD 7970 X2
VS
Radeon RX 460
Graphics Card
Aug 2012
Release Date
Aug 2016
Southern Islands
Generation
Arctic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1090 MHz
-
Boost Clock
1200 MHz
1375 MHz
Memory Clock
1750 MHz
Memory
3GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
128bit
264.0GB/s
Bandwidth
112.0GB/s
Render Config
-
SM Count
-
32
Compute Units
14
2048
Shading Units
896
128
TMUs
56
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
768 KB
L2 Cache
1024 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
19.20 GPixel/s
118.4 GTexel/s
Texture Rate
67.20 GTexel/s
-
FP16 (half)
2.150 TFLOPS
3.789 TFLOPS
FP32 (float)
2.150 TFLOPS
947.2 GFLOPS
FP64 (double)
134.4 GFLOPS
Graphics Processor
New Zealand
GPU Name
Baffin
-
GPU Variant
Baffin PRO
GCN 1.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
4.313 billion
Transistors
3 billion
352 mm²
Die Size
123 mm²
Board Design
500W
TDP
75W
900 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
3x 8-pin
Power Connectors
None
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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