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 R8 M445DX
CORE STATE
Meso
VRAM
System Shared
CLOCK SPEED
1021 MHz
TDP
—
BUS WIDTH
System Shared
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
540
R8 M445DX
Core Specs
Shading Units
384
320
-16.7%
Shaders
384
320
-16.7%
TMUs
24
20
-16.7%
ROPs
16
8
-50.0%
Compute Units
6
5
-16.7%
Clocks
Base Clock
—
780 MHz
Boost Clock
—
1021 MHz
GPU Clock
1183 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
System Shared
Memory
Memory Size
1024 MB
System Shared
VRAM (MB)
1,024
—
Memory Type
GDDR5
System Shared
Memory Bus
32 bit
System Shared
Bandwidth
24.00 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
128 KB
Performance
Pixel Rate
18.93 GPixel/s
8.168 GPixel/s
Texture Rate
28.39 GTexel/s
20.42 GTexel/s
FP32 (TFLOPS)
908.5 GFLOPS
653.4 GFLOPS
FP64 (TFLOPS)
56.78 GFLOPS (1:16)
40.84 GFLOPS (1:16)
FP16 (TFLOPS)
908.5 GFLOPS (1:1)
653.4 GFLOPS (1:1)
Power
TDP
50 W
—
TDP (W)
50
—
Suggested PSU
250 W
—
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
GCN 3.0
GPU Name
Lexa
Meso
Generation
Polaris
(RX 500)
Gem System Hybrid
(Rx M400)
Process Size
14 nm
28 nm
Transistors
2,200 million
1,550 million
Die Size
103 mm²
125 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
12.4M / mm²
API Support
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.170
OpenCL
2.1
2.1
Shader Model
6.7
6.5
Physical
Slot Width
Single-slot
IGP
Outputs
2x DisplayPort 1.4a
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
IGP
Other
Production
End-of-life
End-of-life
Predecessor
Arctic Islands
—
Successor
Vega
—