Home GPU Comparison AMD Radeon HD 6570 vs AMD Radeon HD 6790

AMD Radeon HD 6570 vs AMD Radeon HD 6790

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6570 and 1024MB VRAM Radeon HD 6790 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6570 's Advantages
More VRAM (2GB vs 1024GB)
Lower TDP (60W vs 150W)
AMD Radeon HD 6790 's Advantages
Larger VRAM bandwidth (134.4GB/s vs 64.00GB/s)
320 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 6570
0.624 TFLOPS
Radeon HD 6790 +115%
1.344 TFLOPS
VS

Graphics Card

Apr 2011
Release Date
Apr 2011
Northern Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1000 MHz
Memory Clock
1050 MHz

Memory

2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
64.00GB/s
Bandwidth
134.4GB/s

Render Config

6
Compute Units
10
-
-
-
480
Shading Units
800
24
TMUs
40
8
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

5.200 GPixel/s
Pixel Rate
13.44 GPixel/s
15.60 GTexel/s
Texture Rate
33.60 GTexel/s
-
-
-
624.0 GFLOPS
FP32 (float)
1344 GFLOPS
-
-
-

Board Design

60W
TDP
150W
250 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
None
Power Connectors
2x 6-pin

Graphics Processor

Turks
GPU Name
Barts
Turks PRO (215-0803002)
GPU Variant
Barts LE (215-0798002)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.716 billion
Transistors
1.7 billion
118 mm²
Die Size
255 mm²

Graphics Features

11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
-
-
5.0
Shader Model
5.0

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