Home GPU Comparison ATI Radeon HD 5470 vs NVIDIA GeForce GT 640 OEM Rebrand

ATI Radeon HD 5470 vs NVIDIA GeForce GT 640 OEM Rebrand

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5470 and 1536MB VRAM GeForce GT 640 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5470 's Advantages
Lower TDP (19W vs 75W)
NVIDIA GeForce GT 640 OEM Rebrand 's Advantages
More VRAM (1536GB vs 512GB)
Larger VRAM bandwidth (38.40GB/s vs 6.400GB/s)
64 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 5470
0.104 TFLOPS
GeForce GT 640 OEM Rebrand +299%
0.415 TFLOPS
VS

Graphics Card

Feb 2012
Release Date
Apr 2012
Evergreen
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
400 MHz
Memory Clock
800 MHz

Memory

512MB
Memory Size
1536MB
GDDR3
Memory Type
DDR3
64bit
Memory Bus
192bit
6.400GB/s
Bandwidth
38.40GB/s

Render Config

2
Compute Units
-
-
SM Count
3
80
Shading Units
144
8
TMUs
24
4
ROPs
24
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
64 KB (per SM)
128 KB
L2 Cache
384 KB
-
-
-

Theoretical Performance

2.600 GPixel/s
Pixel Rate
4.320 GPixel/s
5.200 GTexel/s
Texture Rate
17.28 GTexel/s
-
-
-
104.0 GFLOPS
FP32 (float)
414.7 GFLOPS
-
FP64 (double)
34.56 GFLOPS

Board Design

19W
TDP
75W
200 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
2x DVI 1x mini-HDMI 1.3a
None
Power Connectors
None

Graphics Processor

Cedar
GPU Name
GF116
Cedar PRO
GPU Variant
GF116-150-A1
TeraScale 2
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.292 billion
Transistors
1.17 billion
59 mm²
Die Size
238 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (11_0)
4.4
OpenGL
4.6
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
2.1
5.0
Shader Model
5.1

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