AMD Radeon VII vs AMD Radeon R9 270X
GPU · Specs Compare
Graphics Card
Release Date
Feb 2019
Oct 2013
Generation
Vega II
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1400 MHz
1000 MHz
Boost Clock
1750 MHz
1050 MHz
Memory Clock
1000 MHz
1400 MHz
Memory
Memory Size
16GB
2GB
Memory Type
HBM2
GDDR5
Memory Bus
4096bit
256bit
Bandwidth
1020GB/s
179.2GB/s
Render Config
Compute Units
60
20
Shading Units
3840
1280
TMUs
240
80
ROPs
64
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
512 KB
Theoretical Performance
Pixel Rate
112.0 GPixel/s
33.60 GPixel/s
Texture Rate
420.0 GTexel/s
84.00 GTexel/s
FP16 (half)
26.88 TFLOPS
—
FP32 (float)
13.44 TFLOPS
2.688 TFLOPS
FP64 (double)
3.360 TFLOPS
168.0 GFLOPS
Graphics Processor
GPU Name
Vega 20
Curacao
GPU Variant
Vega 20 XT
Curacao XT(215-0848004)
Architecture
GCN 5.1
GCN 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
13.23 billion
2.8 billion
Die Size
331 mm²
212 mm²
Board Design
TDP
295W
180W
Suggested PSU
600 W
450 W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
2x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.3
1.2
Shader Model
6.7
5.1
Benchmark
3DMark Time Spy
8,923
1,769
3DMark Time Spy Extreme
4,374
—
Blender
772
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.