GPU Comparison
RADEON
AMD Radeon Pro Vega II
CORE STATE
Vega 20
VRAM
32 GB
CLOCK SPEED
1720 MHz
TDP
475 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
VS
RADEON
Radeon RX 550
CORE STATE
Lexa
VRAM
2 GB
CLOCK SPEED
1183 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega II
RX 550
Core Specs
Shading Units
4,096
512
-87.5%
Shaders
4,096
512
-87.5%
TMUs
256
32
-87.5%
ROPs
64
16
-75.0%
Compute Units
64
8
-87.5%
Clocks
Base Clock
1574 MHz
1100 MHz
Boost Clock
1720 MHz
1183 MHz
Memory Clock
806 MHz
1612 Mbps effective
1750 MHz
7 Gbps effective
Memory
Memory Size
32 GB
2 GB
VRAM (MB)
32,768
2,048
-93.8%
Memory Type
HBM2
GDDR5
Memory Bus
4096 bit
128 bit
Bandwidth
825.3 GB/s
112.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
512 KB
Performance
Pixel Rate
110.1 GPixel/s
18.93 GPixel/s
Texture Rate
440.3 GTexel/s
37.86 GTexel/s
FP32 (TFLOPS)
14.09 TFLOPS
1,211.4 GFLOPS
FP64 (TFLOPS)
7.045 TFLOPS (1:2)
75.71 GFLOPS (1:16)
FP16 (TFLOPS)
28.18 TFLOPS (2:1)
1,211.4 GFLOPS (1:1)
Power
TDP
475 W
50 W
TDP (W)
475
50
-89.5%
Suggested PSU
850 W
250 W
Power Connectors
—
None
Architecture
Architecture
GCN 5.1
GCN 4.0
GPU Name
Vega 20
Lexa
Generation
Radeon Pro Mac
(Vega Series)
Polaris
(RX 500)
Process Size
7 nm
14 nm
Transistors
13,230 million
2,200 million
Die Size
331 mm²
103 mm²
Foundry
TSMC
GlobalFoundries
Density
40.0M / mm²
21.4M / mm²
API Support
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.3
OpenCL
2.1
2.1
Shader Model
6.7
6.7
Physical
Slot Width
Quad-slot
Dual-slot
Length
—
145 mm
5.7 inches
Outputs
1x HDMI 2.0b4x Thunderbolt
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Bus Interface
Apple MPX
PCIe 3.0 x8
Other
Launch Price
2,199 USD
79 USD
Production
End-of-life
End-of-life
Predecessor
—
Arctic Islands
Successor
—
Vega