Radeon HD 7770 GHz Edition vs Radeon HD 6570
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 2GB VRAM Radeon HD 6570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 7770 GHz Edition 's Advantages
Released 10 months late
Larger VRAM bandwidth (72.00GB/s vs 64.00GB/s)
160 additional rendering cores
Radeon HD 6570 's Advantages
More VRAM (2GB vs 1024GB)
Lower TDP (60W vs 80W)
Score
Benchmark
FP32 (float)
Radeon HD 7770 GHz Edition
+105%
1280
Radeon HD 6570
624
Graphics Card
Feb 2012
Release Date
Apr 2011
Southern Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1125 MHz
Memory Clock
1000 MHz
Memory
1024MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
72.00GB/s
Bandwidth
64.00GB/s
Render Config
10
Compute Units
6
640
Shading Units
480
40
TMUs
24
16
ROPs
8
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
256 KB
Theoretical Performance
16.00 GPixel/s
Pixel Rate
5.200 GPixel/s
40.00 GTexel/s
Texture Rate
15.60 GTexel/s
1280 GFLOPS
FP32 (float)
624.0 GFLOPS
80.00 GFLOPS
FP64 (double)
-
Board Design
80W
TDP
60W
250 W
Suggested PSU
250 W
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
1x 6-pin
Power Connectors
None
Graphics Processor
Cape Verde
GPU Name
Turks
Cape Verde XT
GPU Variant
Turks PRO
(215-0803002)
GCN 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.5 billion
Transistors
0.716 billion
123 mm²
Die Size
118 mm²
Graphics Features
12 (11_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
1.2
OpenCL
1.2
1.2
Vulkan
N/A
5.1
Shader Model
5.0
