AMD Radeon RX 470D vs AMD Radeon HD 6850 1440SP Edition
GPU · Specs Compare
Graphics Card
Release Date
Oct 2016
Aug 2012
Generation
Arctic Islands
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
926 MHz
—
Boost Clock
1206 MHz
—
Memory Clock
1650 MHz
1000 MHz
Memory
Memory Size
4GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
211.2GB/s
128.0GB/s
Render Config
Compute Units
28
18
Shading Units
1792
1440
TMUs
112
72
ROPs
32
32
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
38.59 GPixel/s
23.20 GPixel/s
Texture Rate
135.1 GTexel/s
52.20 GTexel/s
FP16 (half)
4.322 TFLOPS
—
FP32 (float)
4.322 TFLOPS
2.088 TFLOPS
FP64 (double)
270.1 GFLOPS
417.6 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Cypress
GPU Variant
Polaris 10 PROD
Cypress PRO(215-0735043)
Architecture
GCN 4.0
TeraScale 2
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
40 nm
Transistors
5.7 billion
2.154 billion
Die Size
232 mm²
334 mm²
Board Design
TDP
120W
151W
Suggested PSU
300 W
450 W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
Power Connectors
1x 6-pin
2x 6-pin
Graphics Features
DirectX
12 (12_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.1
1.2
Vulkan
1.2
N/A
Shader Model
6.4
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.