Home GPU Comparison AMD Radeon HD 7970 GHz Edition vs NVIDIA GeForce GT 520 PCI

AMD Radeon HD 7970 GHz Edition vs NVIDIA GeForce GT 520 PCI

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 GHz Edition and 1024MB VRAM GeForce GT 520 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 GHz Edition 's Advantages
Released 1 years and 2 months late
Boost Clock1050MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (288.0GB/s vs 14.40GB/s)
2000 additional rendering cores
NVIDIA GeForce GT 520 PCI 's Advantages
Lower TDP (29W vs 300W)

Score

Benchmark

FP32 (float)
Radeon HD 7970 GHz Edition +2657%
4.301 TFLOPS
GeForce GT 520 PCI
0.156 TFLOPS
VS

Graphics Card

Jun 2012
Release Date
Apr 2011
Southern Islands
Generation
GeForce 500
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCI

Clock Speeds

1000 MHz
Base Clock
-
1050 MHz
Boost Clock
-
1500 MHz
Memory Clock
900 MHz

Memory

3GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
384bit
Memory Bus
64bit
288.0GB/s
Bandwidth
14.40GB/s

Render Config

32
Compute Units
-
-
SM Count
1
2048
Shading Units
48
128
TMUs
8
32
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
768 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

33.60 GPixel/s
Pixel Rate
1.620 GPixel/s
134.4 GTexel/s
Texture Rate
6.480 GTexel/s
-
-
-
4.301 TFLOPS
FP32 (float)
155.5 GFLOPS
1075 GFLOPS
FP64 (double)
12.96 GFLOPS

Board Design

300W
TDP
29W
700 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 6-pin + 1x 8-pin
Power Connectors
None

Graphics Processor

Tahiti
GPU Name
GF119
Tahiti XT2 (215-0821065)
GPU Variant
GF119-300-A1
GCN 1.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
4.313 billion
Transistors
0.292 billion
352 mm²
Die Size
79 mm²

Graphics Features

12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
2.1
5.1
Shader Model
5.1

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