Home GPU Comparison NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs ATI Radeon HD 3850 X3

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs ATI Radeon HD 3850 X3

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 and 512MB VRAM Radeon HD 3850 X3 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
64 additional rendering cores
Lower TDP (25W vs 145W)
ATI Radeon HD 3850 X3 's Advantages
Larger VRAM bandwidth (54.40GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)
GeForce GT 630 Rev. 2 PCIe x8 +61%
0.693 TFLOPS
Radeon HD 3850 X3
0.428 TFLOPS
VS

Graphics Card

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

Clock Speeds

-
Base Clock
-
-
Boost Clock
-
900 MHz
Memory Clock
850 MHz

Memory

2GB
Memory Size
512MB
DDR3
Memory Type
GDDR3
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
54.40GB/s

Render Config

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

Theoretical Performance

7.216 GPixel/s
Pixel Rate
10.70 GPixel/s
28.86 GTexel/s
Texture Rate
10.70 GTexel/s
-
FP16 (half)
-
692.7 GFLOPS
FP32 (float)
428.2 GFLOPS
28.86 GFLOPS
FP64 (double)
-

Graphics Processor

GK208
GPU Name
RV670
GK208-301-A1
GPU Variant
RV670 PRO (215-0708003)
Kepler 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.02 billion
Transistors
0.666 billion
87 mm²
Die Size
192 mm²

Board Design

25W
TDP
145W
200 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
4x DVI
None
Power Connectors
1x 8-pin

Graphics Features

12 (11_0)
DirectX
10.1 (10_1)
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
4.1

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