GPU Comparison
RADEON
AMD Radeon 540
CORE STATE
Lexa
VRAM
1024 MB
CLOCK SPEED
—
TDP
50 W
BUS WIDTH
32 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
VS
RADEON
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
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
540
Pro Vega II
Core Specs
Shading Units
384
4,096
+966.7%
Shaders
384
4,096
+966.7%
TMUs
24
256
+966.7%
ROPs
16
64
+300.0%
Compute Units
6
64
+966.7%
Clocks
Base Clock
—
1574 MHz
Boost Clock
—
1720 MHz
GPU Clock
1183 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
806 MHz
1612 Mbps effective
Memory
Memory Size
1024 MB
32 GB
VRAM (MB)
1,024
32,768
+3100.0%
Memory Type
GDDR5
HBM2
Memory Bus
32 bit
4096 bit
Bandwidth
24.00 GB/s
825.3 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
4 MB
Performance
Pixel Rate
18.93 GPixel/s
110.1 GPixel/s
Texture Rate
28.39 GTexel/s
440.3 GTexel/s
FP32 (TFLOPS)
908.5 GFLOPS
14.09 TFLOPS
FP64 (TFLOPS)
56.78 GFLOPS (1:16)
7.045 TFLOPS (1:2)
FP16 (TFLOPS)
908.5 GFLOPS (1:1)
28.18 TFLOPS (2:1)
Power
TDP
50 W
475 W
TDP (W)
50
475
+850.0%
Suggested PSU
250 W
850 W
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
GCN 5.1
GPU Name
Lexa
Vega 20
Generation
Polaris
(RX 500)
Radeon Pro Mac
(Vega Series)
Process Size
14 nm
7 nm
Transistors
2,200 million
13,230 million
Die Size
103 mm²
331 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
40.0M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.3
OpenCL
2.1
2.1
Shader Model
6.7
6.7
Physical
Slot Width
Single-slot
Quad-slot
Outputs
2x DisplayPort 1.4a
1x HDMI 2.0b4x Thunderbolt
Bus Interface
PCIe 3.0 x8
Apple MPX
Other
Launch Price
—
2,199 USD
Production
End-of-life
End-of-life
Predecessor
Arctic Islands
—
Successor
Vega
—