Home GPU Comparison AMD Radeon RX Vega 56 vs AMD Radeon RX 550X

AMD Radeon RX Vega 56 vs AMD Radeon RX 550X

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 56 and 4GB VRAM Radeon RX 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 56 's Advantages
Boost Clock has increased by 24% (1471MHz vs 1183MHz)
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (409.6GB/s vs 96.00GB/s)
3072 additional rendering cores
AMD Radeon RX 550X 's Advantages
Released 1 years and 4 months late
Lower TDP (50W vs 210W)

Score

Benchmark

FP32 (float)
Radeon RX Vega 56 +770%
10.54 TFLOPS
Radeon RX 550X
1.211 TFLOPS
VS

Graphics Card

Aug 2017
Release Date
Dec 2018
Vega
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

1156 MHz
Base Clock
1100 MHz
1471 MHz
Boost Clock
1183 MHz
800 MHz
Memory Clock
1500 MHz

Memory

8GB
Memory Size
4GB
HBM2
Memory Type
GDDR5
2048bit
Memory Bus
128bit
409.6GB/s
Bandwidth
96.00GB/s

Render Config

56
Compute Units
8
-
-
-
3584
Shading Units
512
224
TMUs
32
64
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
512 KB
-
-
-

Theoretical Performance

94.14 GPixel/s
Pixel Rate
18.93 GPixel/s
329.5 GTexel/s
Texture Rate
37.86 GTexel/s
21.09 TFLOPS
FP16 (half)
1211 GFLOPS
10.54 TFLOPS
FP32 (float)
1211 GFLOPS
659.0 GFLOPS
FP64 (double)
75.71 GFLOPS

Board Design

210W
TDP
50W
550 W
Suggested PSU
250 W
1x HDMI 2.0b 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
2x 8-pin
Power Connectors
None

Graphics Processor

Vega 10
GPU Name
Lexa
Vega 10 XL (215-0894216)
GPU Variant
Lexa PRO (215-0904018)
GCN 5.0
Architecture
GCN 4.0
GlobalFoundries
Foundry
GlobalFoundries
14 nm
Process Size
14 nm
12.5 billion
Transistors
2.2 billion
495 mm²
Die Size
103 mm²

Graphics Features

12 (12_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2
Vulkan
1.2
-
-
-
6.4
Shader Model
6.4

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