Home GPU Comparison NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs ATI Radeon HD 2900 XTX

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs ATI Radeon HD 2900 XTX

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 and 512MB VRAM Radeon HD 2900 XTX 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
More VRAM (2GB vs 512GB)
64 additional rendering cores
Lower TDP (25W vs 240W)
ATI Radeon HD 2900 XTX 's Advantages
Larger VRAM bandwidth (106.0GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)
GeForce GT 630 Rev. 2 PCIe x8 +45%
0.693 TFLOPS
Radeon HD 2900 XTX
0.476 TFLOPS
VS

Graphics Card

May 2013
Release Date
Unknown
GeForce 600
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
900 MHz
Memory Clock
828 MHz

Memory

2GB
Memory Size
512MB
DDR3
Memory Type
GDDR3
64bit
Memory Bus
512bit
14.40GB/s
Bandwidth
106.0GB/s

Render Config

-
Compute Units
4
-
-
-
384
Shading Units
320
32
TMUs
16
8
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

7.216 GPixel/s
Pixel Rate
11.89 GPixel/s
28.86 GTexel/s
Texture Rate
11.89 GTexel/s
-
-
-
692.7 GFLOPS
FP32 (float)
475.5 GFLOPS
28.86 GFLOPS
FP64 (double)
-

Board Design

25W
TDP
240W
200 W
Suggested PSU
550 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
2x DVI 1x S-Video
None
Power Connectors
2x 6-pin

Graphics Processor

GK208
GPU Name
R600
GK208-301-A1
GPU Variant
R600 XTX A11 (215RGMDKA11FG)
Kepler 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
80 nm
1.02 billion
Transistors
0.72 billion
87 mm²
Die Size
420 mm²

Graphics Features

12 (11_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3 (full) 4.0 (partial)
3.0
OpenCL
N/A
1.1
Vulkan
N/A
3.5
CUDA
-
5.1
Shader Model
4.0

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