Home GPU Comparison NVIDIA NVS 810 vs NVIDIA GeForce GT 640 OEM

NVIDIA NVS 810 vs NVIDIA GeForce GT 640 OEM

We compared two Desktop platform GPUs: 2GB VRAM NVS 810 and 2GB VRAM GeForce GT 640 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA NVS 810 's Advantages
Released 3 years and 7 months late
Boost Clock1033MHz
128 additional rendering cores
NVIDIA GeForce GT 640 OEM 's Advantages
Larger VRAM bandwidth (28.51GB/s vs 14.40GB/s)
Lower TDP (50W vs 68W)

Score

Benchmark

FP32 (float)
NVS 810 +72%
1.058 TFLOPS
GeForce GT 640 OEM
0.612 TFLOPS
VS

Graphics Card

Nov 2015
Release Date
Apr 2012
NVS
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

902 MHz
Base Clock
-
1033 MHz
Boost Clock
-
900 MHz
Memory Clock
891 MHz

Memory

2GB
Memory Size
2GB
DDR3
Memory Type
DDR3
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
28.51GB/s

Render Config

-
SM Count
-
-
Compute Units
-
512
Shading Units
384
32
TMUs
32
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SMM)
L1 Cache
16 KB (per SMX)
1024 KB
L2 Cache
256 KB

Theoretical Performance

16.53 GPixel/s
Pixel Rate
6.376 GPixel/s
33.06 GTexel/s
Texture Rate
25.50 GTexel/s
-
FP16 (half)
-
1058 GFLOPS
FP32 (float)
612.1 GFLOPS
33.06 GFLOPS
FP64 (double)
25.50 GFLOPS

Graphics Processor

GM107
GPU Name
GK107
-
GPU Variant
GK107-320-A2
Maxwell
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
1.27 billion
148 mm²
Die Size
118 mm²

Board Design

68W
TDP
50W
250 W
Suggested PSU
250 W
8x mini-DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
None
Power Connectors
None

Graphics Features

12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
5.0
CUDA
3.0
5.1
Shader Model
5.1

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