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 RX 6800S
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2100 MHz
TDP
100 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
540
RX 6800S
Core Specs
Shading Units
384
2,048
+433.3%
Shaders
384
2,048
+433.3%
TMUs
24
128
+433.3%
ROPs
16
64
+300.0%
Compute Units
6
32
+433.3%
Clocks
Base Clock
—
1800 MHz
Boost Clock
—
2100 MHz
GPU Clock
1183 MHz
—
Game Clock
—
1975 MHz
Memory Clock
1500 MHz
6 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
1024 MB
8 GB
VRAM (MB)
1,024
8,192
+700.0%
Memory Type
GDDR5
GDDR6
Memory Bus
32 bit
128 bit
Bandwidth
24.00 GB/s
256.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
2 MB
L3 Cache
—
32 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
18.93 GPixel/s
134.4 GPixel/s
Texture Rate
28.39 GTexel/s
268.8 GTexel/s
FP32 (TFLOPS)
908.5 GFLOPS
8.602 TFLOPS
FP64 (TFLOPS)
56.78 GFLOPS (1:16)
537.6 GFLOPS (1:16)
FP16 (TFLOPS)
908.5 GFLOPS (1:1)
17.20 TFLOPS (2:1)
AI/RT
RT Cores
—
32
Power
TDP
50 W
100 W
TDP (W)
50
100
+100.0%
Suggested PSU
250 W
—
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
RDNA 2.0
GPU Name
Lexa
Navi 23
Generation
Polaris
(RX 500)
Navi Mobile
(RX 6000M)
Process Size
14 nm
7 nm
Transistors
2,200 million
11,060 million
Die Size
103 mm²
237 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
46.7M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
2.1
Shader Model
6.7
6.8
Physical
Slot Width
Single-slot
IGP
Outputs
2x DisplayPort 1.4a
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
Arctic Islands
Polaris Mobile
Successor
Vega
—