Home GPU Comparison NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs AMD Radeon R9 280

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs AMD Radeon R9 280

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 and 3GB VRAM Radeon R9 280 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 200W)
AMD Radeon R9 280 's Advantages
Released 10 months late
Boost Clock933MHz
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (240.0GB/s vs 14.40GB/s)
1408 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 630 Rev. 2 PCIe x8
0.693 TFLOPS
Radeon R9 280 +382%
3.344 TFLOPS
VS

Graphics Card

May 2013
Release Date
Mar 2014
GeForce 600
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
827 MHz
-
Boost Clock
933 MHz
900 MHz
Memory Clock
1250 MHz

Memory

2GB
Memory Size
3GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
384bit
14.40GB/s
Bandwidth
240.0GB/s

Render Config

-
Compute Units
28
-
-
-
384
Shading Units
1792
32
TMUs
112
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
29.86 GPixel/s
28.86 GTexel/s
Texture Rate
104.5 GTexel/s
-
-
-
692.7 GFLOPS
FP32 (float)
3.344 TFLOPS
28.86 GFLOPS
FP64 (double)
836.0 GFLOPS

Board Design

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

Graphics Processor

GK208
GPU Name
Tahiti
GK208-301-A1
GPU Variant
Tahiti PRO3 (215-0821330)
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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