Home GPU Comparison NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs NVIDIA GeForce GTX 780 6 GB

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs NVIDIA GeForce GTX 780 6 GB

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 and 6GB VRAM GeForce GTX 780 6 GB 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
Lower TDP (25W vs 250W)
NVIDIA GeForce GTX 780 6 GB 's Advantages
Boost Clock902MHz
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (288.4GB/s vs 14.40GB/s)
1920 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 630 Rev. 2 PCIe x8
0.693 TFLOPS
GeForce GTX 780 6 GB +499%
4.156 TFLOPS
VS

Graphics Card

May 2013
Release Date
Sep 2013
GeForce 600
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
863 MHz
-
Boost Clock
902 MHz
900 MHz
Memory Clock
1502 MHz

Memory

2GB
Memory Size
6GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
384bit
14.40GB/s
Bandwidth
288.4GB/s

Render Config

-
-
-
-
-
-
384
Shading Units
2304
32
TMUs
192
8
ROPs
48
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
1536 KB
-
-
-

Theoretical Performance

7.216 GPixel/s
Pixel Rate
43.30 GPixel/s
28.86 GTexel/s
Texture Rate
173.2 GTexel/s
-
-
-
692.7 GFLOPS
FP32 (float)
4.156 TFLOPS
28.86 GFLOPS
FP64 (double)
173.2 GFLOPS

Board Design

25W
TDP
250W
200 W
Suggested PSU
600 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
None
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Processor

GK208
GPU Name
GK110B
GK208-301-A1
GPU Variant
GK110-301-B1
Kepler 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.02 billion
Transistors
7.08 billion
87 mm²
Die Size
561 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.5
CUDA
3.5
5.1
Shader Model
5.1

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