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GPU Comparison
NVIDIA GeForce GTX 745 OEM vs ATI Radeon HD 4870 X2
NVIDIA GeForce GTX 745 OEM vs ATI Radeon HD 4870 X2
VS
NVIDIA GeForce GTX 745 OEM
ATI Radeon HD 4870 X2
We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 745 OEM and 1024MB VRAM Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 745 OEM 's Advantages
Released 5 years and 6 months late
More VRAM (4GB vs 1GB)
Lower TDP (55W vs 286W)
ATI Radeon HD 4870 X2 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 28.80GB/s)
416 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 745 OEM
0.793 TFLOPS
Radeon HD 4870 X2
+51%
1.2 TFLOPS
GeForce GTX 745 OEM
VS
Radeon HD 4870 X2
Graphics Card
Feb 2014
Release Date
Aug 2008
GeForce 700
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
900 MHz
Memory Clock
900 MHz
Memory
4GB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
28.80GB/s
Bandwidth
115.2GB/s
Render Config
-
SM Count
-
-
Compute Units
10
384
Shading Units
800
24
TMUs
40
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
Theoretical Performance
16.53 GPixel/s
Pixel Rate
12.00 GPixel/s
24.79 GTexel/s
Texture Rate
30.00 GTexel/s
-
FP16 (half)
-
793.3 GFLOPS
FP32 (float)
1200 GFLOPS
24.79 GFLOPS
FP64 (double)
240.0 GFLOPS
Graphics Processor
GM107
GPU Name
R700
GM107-220-A2
GPU Variant
R700 XT (215-0669045)
Maxwell
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.87 billion
Transistors
0.956 billion
148 mm²
Die Size
256 mm²
Board Design
55W
TDP
286W
250 W
Suggested PSU
600 W
1x DVI 1x HDMI 2.0 1x VGA
Outputs
2x DVI 1x S-Video
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.0
CUDA
-
5.1
Shader Model
4.1
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