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 VII
CORE STATE
Vega 20
VRAM
16 GB
CLOCK SPEED
1750 MHz
TDP
295 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
540
VII
Core Specs
Shading Units
384
3,840
+900.0%
Shaders
384
3,840
+900.0%
TMUs
24
240
+900.0%
ROPs
16
64
+300.0%
Compute Units
6
60
+900.0%
Clocks
Base Clock
—
1400 MHz
Boost Clock
—
1750 MHz
GPU Clock
1183 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
1024 MB
16 GB
VRAM (MB)
1,024
16,384
+1500.0%
Memory Type
GDDR5
HBM2
Memory Bus
32 bit
4096 bit
Bandwidth
24.00 GB/s
1.02 TB/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
112.0 GPixel/s
Texture Rate
28.39 GTexel/s
420.0 GTexel/s
FP32 (TFLOPS)
908.5 GFLOPS
13.44 TFLOPS
FP64 (TFLOPS)
56.78 GFLOPS (1:16)
3.360 TFLOPS (1:4)
FP16 (TFLOPS)
908.5 GFLOPS (1:1)
26.88 TFLOPS (2:1)
Power
TDP
50 W
295 W
TDP (W)
50
295
+490.0%
Suggested PSU
250 W
600 W
Power Connectors
None
2x 8-pin
Architecture
Architecture
GCN 4.0
GCN 5.1
GPU Name
Lexa
Vega 20
Generation
Polaris
(RX 500)
Vega II
(Radeon VII)
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
Dual-slot
Length
—
280 mm
11 inches
Height
—
125 mm
4.9 inches
Outputs
2x DisplayPort 1.4a
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Launch Price
—
699 USD
Production
End-of-life
End-of-life
Predecessor
Arctic Islands
Vega
Successor
Vega
Navi