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GPU Comparison
ATI Radeon HD 4870 X2 vs AMD Radeon HD 7470 OEM
ATI Radeon HD 4870 X2 vs AMD Radeon HD 7470 OEM
VS
ATI Radeon HD 4870 X2
AMD Radeon HD 7470 OEM
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 1024MB VRAM Radeon HD 7470 OEM 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 28.80GB/s)
640 additional rendering cores
AMD Radeon HD 7470 OEM 's Advantages
Released 3 years and 5 months late
Lower TDP (27W vs 286W)
Score
Benchmark
FP32 (float)
Radeon HD 4870 X2
+400%
1.2 TFLOPS
Radeon HD 7470 OEM
0.24 TFLOPS
Radeon HD 4870 X2
VS
Radeon HD 7470 OEM
Graphics Card
Aug 2008
Release Date
Jan 2012
Radeon R700
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
900 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
64bit
115.2GB/s
Bandwidth
28.80GB/s
Render Config
-
SM Count
-
10
Compute Units
2
800
Shading Units
160
40
TMUs
8
16
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
Theoretical Performance
12.00 GPixel/s
Pixel Rate
3.000 GPixel/s
30.00 GTexel/s
Texture Rate
6.000 GTexel/s
-
FP16 (half)
-
1200 GFLOPS
FP32 (float)
240.0 GFLOPS
240.0 GFLOPS
FP64 (double)
-
Graphics Processor
R700
GPU Name
Caicos
R700 XT (215-0669045)
GPU Variant
Khalidster
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.956 billion
Transistors
0.37 billion
256 mm²
Die Size
67 mm²
Board Design
286W
TDP
27W
600 W
Suggested PSU
200 W
2x DVI 1x S-Video
Outputs
1x DVI 1x DisplayPort 1.1
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
10.1 (10_1)
DirectX
11.2 (11_0)
3.3
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
4.1
Shader Model
5.0
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