Home GPU Comparison NVIDIA GeForce GT 610 PCIe x1 vs NVIDIA GeForce GT 640 Rev. 2

NVIDIA GeForce GT 610 PCIe x1 vs NVIDIA GeForce GT 640 Rev. 2

We compared two Desktop platform GPUs: 512MB VRAM GeForce GT 610 PCIe x1 and 1024MB VRAM GeForce GT 640 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 610 PCIe x1 's Advantages
Lower TDP (29W vs 49W)
NVIDIA GeForce GT 640 Rev. 2 's Advantages
Released 1 years and 1 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (40.06GB/s vs 8.000GB/s)
336 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 610 PCIe x1
0.156 TFLOPS
GeForce GT 640 Rev. 2 +414%
0.803 TFLOPS
VS

Graphics Card

Apr 2012
Release Date
May 2013
GeForce 600
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 2.0 x1
Bus Interface
PCIe 2.0 x8

Clock Speeds

-
-
-
-
-
-
500 MHz
Memory Clock
1252 MHz

Memory

512MB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
64bit
8.000GB/s
Bandwidth
40.06GB/s

Render Config

-
-
-
1
SM Count
-
48
Shading Units
384
8
TMUs
32
4
ROPs
8
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per SMX)
128 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

1.620 GPixel/s
Pixel Rate
8.368 GPixel/s
6.480 GTexel/s
Texture Rate
33.47 GTexel/s
-
-
-
155.5 GFLOPS
FP32 (float)
803.3 GFLOPS
12.96 GFLOPS
FP64 (double)
33.47 GFLOPS

Board Design

29W
TDP
49W
200 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
1x DVI 1x HDMI 1.4a 1x VGA
None
Power Connectors
None

Graphics Processor

GF119
GPU Name
GK208
GF119-300-A1
GPU Variant
GK208-400-A1
Fermi 2.0
Architecture
Kepler 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.292 billion
Transistors
1.02 billion
79 mm²
Die Size
87 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
2.1
CUDA
3.5
5.1
Shader Model
5.1

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