AMD Radeon RX 640 Mobile vs NVIDIA L40S
GPU Specs Compare
Graphics Card
Release Date
May 2019
Oct 2022
Generation
Mobility Radeon
Server Ada
Type
Mobile
Professional
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
1082 MHz
1065 MHz
Boost Clock
1218 MHz
2520 MHz
Memory Clock
1500 MHz
2250 MHz
Memory
Memory Size
2GB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
64bit
384bit
Bandwidth
48.00GB/s
864.0GB/s
Render Config
Compute Units
10
-
Shading Units
640
18176
TMUs
40
568
ROPs
16
192
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
48 MB
SM Count
-
142
Tensor Cores
-
568
RT Cores
-
142
Theoretical Performance
Pixel Rate
19.49 GPixel/s
483.8 GPixel/s
Texture Rate
48.72 GTexel/s
1431.4 GTexel/s
FP16 (half)
1.559 TFLOPS
91.61 TFLOPS
FP32 (float)
1.559 TFLOPS
91.61 TFLOPS
FP64 (double)
97.44 GFLOPS
1431.4 GFLOPS
Graphics Processor
GPU Name
Polaris 23
AD102
GPU Variant
Polaris 23 XT
AD102-896-A1
Architecture
GCN 4.0
Ada Lovelace
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
2.2 billion
76.3 billion
Die Size
103 mm²
609 mm²
Board Design
TDP
50W
350W
Outputs
No outputs
4x DisplayPort 1.4a
Power Connectors
None
1x 16-pin
Suggested PSU
-
750 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.4
Shader Model
6.4
6.9
CUDA
-
8.9
📊 Benchmark
Blender
-
9,239