NVIDIA Tesla T40 24 GB vs AMD Radeon RX 640 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Unknown
May 2019
Generation
Tesla Turing
Mobility Radeon
Type
Professional
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
1305 MHz
1082 MHz
Boost Clock
1560 MHz
1218 MHz
Memory Clock
1625 MHz
1500 MHz
Memory
Memory Size
24GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
384bit
64bit
Bandwidth
624.0GB/s
48.00GB/s
Render Config
SM Count
72
—
Shading Units
4608
640
TMUs
288
40
ROPs
96
16
Tensor Cores
576
—
RT Cores
72
—
L1 Cache
64 KB (per SM)
16 KB (per CU)
L2 Cache
6 MB
512 KB
Compute Units
—
10
Theoretical Performance
Pixel Rate
149.8 GPixel/s
19.49 GPixel/s
Texture Rate
449.3 GTexel/s
48.72 GTexel/s
FP16 (half)
28.75 TFLOPS
1.559 TFLOPS
FP32 (float)
14.38 TFLOPS
1.559 TFLOPS
FP64 (double)
449.3 GFLOPS
97.44 GFLOPS
Graphics Processor
GPU Name
TU102
Polaris 23
Architecture
Turing
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
12 nm
14 nm
Transistors
18.6 billion
2.2 billion
Die Size
754 mm²
103 mm²
GPU Variant
—
Polaris 23 XT
Board Design
TDP
250W
50W
Suggested PSU
600 W
—
Outputs
No outputs
No outputs
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2
CUDA
7.5
—
Shader Model
6.8
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.