Home GPU Comparison NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs AMD Radeon HD 7970 X2

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs AMD Radeon HD 7970 X2

NVIDIA GeForce GT 630 Rev. 2 PCIe x8
VS
AMD Radeon HD 7970 X2
NVIDIA GeForce GT 630 Rev. 2 PCIe x8
AMD Radeon HD 7970 X2
We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 and 3GB VRAM Radeon HD 7970 X2 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 9 months late
Lower TDP (25W vs 500W)
AMD Radeon HD 7970 X2 's Advantages
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (264.0GB/s vs 14.40GB/s)
1664 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 630 Rev. 2 PCIe x8
0.693 TFLOPS
Radeon HD 7970 X2 +446%
3.789 TFLOPS
GeForce GT 630 Rev. 2 PCIe x8
VS
Radeon HD 7970 X2

Graphics Card

May 2013
Release Date
Aug 2012
GeForce 600
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
-
-
-
-
-
900 MHz
Memory Clock
1375 MHz

Memory

2GB
Memory Size
3GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
384bit
14.40GB/s
Bandwidth
264.0GB/s

Render Config

-
Compute Units
32
-
-
-
384
Shading Units
2048
32
TMUs
128
8
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
768 KB
-
-
-

Theoretical Performance

7.216 GPixel/s
Pixel Rate
29.60 GPixel/s
28.86 GTexel/s
Texture Rate
118.4 GTexel/s
-
-
-
692.7 GFLOPS
FP32 (float)
3.789 TFLOPS
28.86 GFLOPS
FP64 (double)
947.2 GFLOPS

Board Design

25W
TDP
500W
200 W
Suggested PSU
900 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
None
Power Connectors
3x 8-pin

Graphics Processor

GK208
GPU Name
New Zealand
GK208-301-A1
GPU Variant
-
Kepler 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.02 billion
Transistors
4.313 billion
87 mm²
Die Size
352 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.1
Vulkan
1.2
3.5
CUDA
-
5.1
Shader Model
5.1

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7
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10
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