AMD Radeon R9 280X vs AMD Radeon RX Vega 56
GPU · Specs Compare
Graphics Card
Release Date
Oct 2013
Aug 2017
Generation
Volcanic Islands
Vega
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
850 MHz
1156 MHz
Boost Clock
1000 MHz
1471 MHz
Memory Clock
1500 MHz
800 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
HBM2
Memory Bus
384bit
2048bit
Bandwidth
288.0GB/s
409.6GB/s
Render Config
Compute Units
32
56
Shading Units
2048
3584
TMUs
128
224
ROPs
32
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
4 MB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
94.14 GPixel/s
Texture Rate
128.0 GTexel/s
329.5 GTexel/s
FP32 (float)
4.096 TFLOPS
10.54 TFLOPS
FP64 (double)
1024 GFLOPS
659.0 GFLOPS
FP16 (half)
—
21.09 TFLOPS
Graphics Processor
GPU Name
Tahiti
Vega 10
GPU Variant
Tahiti XTL(215-0821065)
Vega 10 XL(215-0894216)
Architecture
GCN 1.0
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
4.313 billion
12.5 billion
Die Size
352 mm²
495 mm²
Board Design
TDP
250W
210W
Suggested PSU
600 W
550 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
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
—
6,783
3DMark Time Spy Extreme
—
3,310
▲ Specs Compare
Data sourced from official specifications and benchmark tests.