Home GPU Comparison NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs NVIDIA GeForce GT 640 OEM Rebrand

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs NVIDIA GeForce GT 640 OEM Rebrand

NVIDIA GeForce GT 630 Rev. 2 PCIe x8
VS
NVIDIA GeForce GT 640 OEM Rebrand
NVIDIA GeForce GT 630 Rev. 2 PCIe x8
NVIDIA GeForce GT 640 OEM Rebrand
We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 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

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 's Advantages
Released 1 years and 1 months late
More VRAM (2GB vs 1536GB)
240 additional rendering cores
Lower TDP (25W vs 75W)
NVIDIA GeForce GT 640 OEM Rebrand 's Advantages
Larger VRAM bandwidth (38.40GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)
GeForce GT 630 Rev. 2 PCIe x8 +66%
0.693 TFLOPS
GeForce GT 640 OEM Rebrand
0.415 TFLOPS
GeForce GT 630 Rev. 2 PCIe x8
VS
GeForce GT 640 OEM Rebrand

Graphics Card

May 2013
Release Date
Apr 2012
GeForce 600
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
900 MHz
Memory Clock
800 MHz

Memory

2GB
Memory Size
1536MB
DDR3
Memory Type
DDR3
64bit
Memory Bus
192bit
14.40GB/s
Bandwidth
38.40GB/s

Render Config

-
-
-
-
SM Count
3
384
Shading Units
144
32
TMUs
24
8
ROPs
24
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
384 KB
-
-
-

Theoretical Performance

7.216 GPixel/s
Pixel Rate
4.320 GPixel/s
28.86 GTexel/s
Texture Rate
17.28 GTexel/s
-
-
-
692.7 GFLOPS
FP32 (float)
414.7 GFLOPS
28.86 GFLOPS
FP64 (double)
34.56 GFLOPS

Board Design

25W
TDP
75W
200 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
2x DVI 1x mini-HDMI 1.3a
None
Power Connectors
None

Graphics Processor

GK208
GPU Name
GF116
GK208-301-A1
GPU Variant
GF116-150-A1
Kepler 2.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.02 billion
Transistors
1.17 billion
87 mm²
Die Size
238 mm²

Graphics Features

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

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2
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3
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4
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5
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6
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7
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8
NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs AMD Radeon R9 380X
9
NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs NVIDIA GeForce GTX 980
10
NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs AMD Radeon RX 6750 GRE 12 GB

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