Home GPU Comparison NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs ATI Radeon HD 4855

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs ATI Radeon HD 4855

NVIDIA GeForce GT 630 Rev. 2 PCIe x8
VS
ATI Radeon HD 4855
NVIDIA GeForce GT 630 Rev. 2 PCIe x8
ATI Radeon HD 4855
We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 and 512MB VRAM Radeon HD 4855 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 3 years and 4 months late
More VRAM (2GB vs 512GB)
Lower TDP (25W vs 110W)
ATI Radeon HD 4855 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 14.40GB/s)
256 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 630 Rev. 2 PCIe x8
0.693 TFLOPS
Radeon HD 4855 +6%
0.736 TFLOPS
GeForce GT 630 Rev. 2 PCIe x8
VS
Radeon HD 4855

Graphics Card

May 2013
Release Date
Jan 2010
GeForce 600
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 2.0 x16

Clock Speeds

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

Memory

2GB
Memory Size
512MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
115.2GB/s

Render Config

-
Compute Units
8
-
-
-
384
Shading Units
640
32
TMUs
32
8
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

7.216 GPixel/s
Pixel Rate
9.200 GPixel/s
28.86 GTexel/s
Texture Rate
18.40 GTexel/s
-
-
-
692.7 GFLOPS
FP32 (float)
736.0 GFLOPS
28.86 GFLOPS
FP64 (double)
147.2 GFLOPS

Board Design

25W
TDP
110W
200 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
None
Power Connectors
1x 6-pin

Graphics Processor

GK208
GPU Name
RV770
GK208-301-A1
GPU Variant
RV770 PRO (215-0669065)
Kepler 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.02 billion
Transistors
0.956 billion
87 mm²
Die Size
256 mm²

Graphics Features

12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
-
5.1
Shader Model
4.1

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2
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4
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6
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7
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8
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9
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10
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