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GPU Comparison
ATI Radeon HD 4870 X2 vs AMD Radeon R7 260
ATI Radeon HD 4870 X2 vs AMD Radeon R7 260
VS
ATI Radeon HD 4870 X2
AMD Radeon R7 260
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 2GB VRAM Radeon R7 260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 4870 X2 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 96.00GB/s)
32 additional rendering cores
AMD Radeon R7 260 's Advantages
Released 5 years and 4 months late
More VRAM (2GB vs 1GB)
Lower TDP (95W vs 286W)
Score
Benchmark
FP32 (float)
Radeon HD 4870 X2
1.2 TFLOPS
Radeon R7 260
+28%
1.536 TFLOPS
Radeon HD 4870 X2
VS
Radeon R7 260
Graphics Card
Aug 2008
Release Date
Dec 2013
Radeon R700
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
900 MHz
Memory Clock
1500 MHz
Memory
1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
115.2GB/s
Bandwidth
96.00GB/s
Render Config
-
SM Count
-
10
Compute Units
12
800
Shading Units
768
40
TMUs
48
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
Theoretical Performance
12.00 GPixel/s
Pixel Rate
16.00 GPixel/s
30.00 GTexel/s
Texture Rate
48.00 GTexel/s
-
FP16 (half)
-
1200 GFLOPS
FP32 (float)
1.536 TFLOPS
240.0 GFLOPS
FP64 (double)
96.00 GFLOPS
Graphics Processor
R700
GPU Name
Bonaire
R700 XT (215-0669045)
GPU Variant
Bonaire PRO
TeraScale
Architecture
GCN 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.956 billion
Transistors
2.08 billion
256 mm²
Die Size
160 mm²
Board Design
286W
TDP
95W
600 W
Suggested PSU
250 W
2x DVI 1x S-Video
Outputs
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Features
10.1 (10_1)
DirectX
12 (12_0)
3.3
OpenGL
4.6
1.1
OpenCL
2.0
N/A
Vulkan
1.2
-
CUDA
-
4.1
Shader Model
6.3
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