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GPU Comparison
AMD Radeon R7 265X OEM vs AMD Radeon HD 7970 X2
AMD Radeon R7 265X OEM vs AMD Radeon HD 7970 X2
VS
AMD Radeon R7 265X OEM
AMD Radeon HD 7970 X2
We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 265X OEM and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R7 265X OEM 's Advantages
Released 2 years late
Boost Clock925MHz
Lower TDP (150W vs 500W)
AMD Radeon HD 7970 X2 's Advantages
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (264.0GB/s vs 179.2GB/s)
768 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R7 265X OEM
2.368 TFLOPS
Radeon HD 7970 X2
+60%
3.789 TFLOPS
Radeon R7 265X OEM
VS
Radeon HD 7970 X2
Graphics Card
Aug 2014
Release Date
Aug 2012
Volcanic Islands
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1400 MHz
Memory Clock
1375 MHz
Memory
2GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
179.2GB/s
Bandwidth
264.0GB/s
Render Config
-
SM Count
-
20
Compute Units
32
1280
Shading Units
2048
80
TMUs
128
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
768 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
29.60 GPixel/s
74.00 GTexel/s
Texture Rate
118.4 GTexel/s
-
FP16 (half)
-
2.368 TFLOPS
FP32 (float)
3.789 TFLOPS
148.0 GFLOPS
FP64 (double)
947.2 GFLOPS
Graphics Processor
Curacao
GPU Name
New Zealand
Curacao PRO (215-0848000)
GPU Variant
-
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.8 billion
Transistors
4.313 billion
212 mm²
Die Size
352 mm²
Board Design
150W
TDP
500W
450 W
Suggested PSU
900 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 6-pin
Power Connectors
3x 8-pin
Graphics Features
12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.2
OpenCL
1.2
1.2
Vulkan
1.2
-
CUDA
-
5.1
Shader Model
5.1
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9
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10
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