Home GPU Comparison NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs AMD Radeon HD 7770 GHz Edition

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 vs AMD Radeon HD 7770 GHz Edition

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 and 1024MB VRAM Radeon HD 7770 GHz Edition 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 1 years and 3 months late
More VRAM (2GB vs 1024GB)
Lower TDP (25W vs 80W)
AMD Radeon HD 7770 GHz Edition 's Advantages
Larger VRAM bandwidth (72.00GB/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 7770 GHz Edition +84%
1.28 TFLOPS
VS

Graphics Card

May 2013
Release Date
Feb 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
1125 MHz

Memory

2GB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
72.00GB/s

Render Config

-
Compute Units
10
-
-
-
384
Shading Units
640
32
TMUs
40
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
16.00 GPixel/s
28.86 GTexel/s
Texture Rate
40.00 GTexel/s
-
-
-
692.7 GFLOPS
FP32 (float)
1280 GFLOPS
28.86 GFLOPS
FP64 (double)
80.00 GFLOPS

Board Design

25W
TDP
80W
200 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
None
Power Connectors
1x 6-pin

Graphics Processor

GK208
GPU Name
Cape Verde
GK208-301-A1
GPU Variant
Cape Verde XT
Kepler 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.02 billion
Transistors
1.5 billion
87 mm²
Die Size
123 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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