Home GPU Comparison AMD Radeon HD 6770 vs AMD Radeon RX 560

AMD Radeon HD 6770 vs AMD Radeon RX 560

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 4GB VRAM Radeon RX 560 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560 's Advantages
Released 6 years and 3 months late
Boost Clock1275MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (112.0GB/s vs 76.80GB/s)
224 additional rendering cores
Lower TDP (75W vs 108W)

Score

Benchmark

FP32 (float)
Radeon HD 6770
1.36 TFLOPS
Radeon RX 560 +91%
2.611 TFLOPS
VS

Graphics Card

Jan 2011
Release Date
Apr 2017
Northern Islands
Generation
Polaris
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
Base Clock
1175 MHz
-
Boost Clock
1275 MHz
1200 MHz
Memory Clock
1750 MHz

Memory

1024MB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
76.80GB/s
Bandwidth
112.0GB/s

Render Config

10
Compute Units
16
-
-
-
800
Shading Units
1024
40
TMUs
64
16
ROPs
16
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
1024 KB
-
-
-

Theoretical Performance

13.60 GPixel/s
Pixel Rate
20.40 GPixel/s
34.00 GTexel/s
Texture Rate
81.60 GTexel/s
-
FP16 (half)
2.611 TFLOPS
1360 GFLOPS
FP32 (float)
2.611 TFLOPS
-
FP64 (double)
163.2 GFLOPS

Board Design

108W
TDP
75W
300 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
1x 6-pin
Power Connectors
None

Graphics Processor

Juniper
GPU Name
Polaris 21
Juniper XT (215-0754013)
GPU Variant
Polaris 21 XT (215-0908004)
TeraScale 2
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
1.04 billion
Transistors
3 billion
166 mm²
Die Size
123 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.2
-
-
-
5.0
Shader Model
6.4

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