AMD Radeon R9 270 vs AMD Radeon RX 470D
GPU · Specs Compare
Graphics Card
Release Date
Nov 2013
Oct 2016
Generation
Volcanic Islands
Arctic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
900 MHz
926 MHz
Boost Clock
925 MHz
1206 MHz
Memory Clock
1400 MHz
1650 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
179.2GB/s
211.2GB/s
Render Config
Compute Units
20
28
Shading Units
1280
1792
TMUs
80
112
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
2 MB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
38.59 GPixel/s
Texture Rate
74.00 GTexel/s
135.1 GTexel/s
FP32 (float)
2.368 TFLOPS
4.322 TFLOPS
FP64 (double)
148.0 GFLOPS
270.1 GFLOPS
FP16 (half)
—
4.322 TFLOPS
Graphics Processor
GPU Name
Curacao
Ellesmere
GPU Variant
Curacao PRO(215-0848000)
Polaris 10 PROD
Architecture
GCN 1.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
2.8 billion
5.7 billion
Die Size
212 mm²
232 mm²
Board Design
TDP
150W
120W
Suggested PSU
450 W
300 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
1x 6-pin
1x 6-pin
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.2
Shader Model
5.1
6.4
Benchmark
3DMark Time Spy
1,603
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.