NVIDIA RTX A4000 vs NVIDIA Tesla T4
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Sep 2018
Generation
Quadro Ampere
Tesla
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
735 MHz
585 MHz
Boost Clock
1560 MHz
1590 MHz
Memory Clock
1750 MHz
1250 MHz
Memory
Memory Size
16GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
448.0GB/s
320.0GB/s
Render Config
SM Count
48
40
Shading Units
6144
2560
TMUs
192
160
ROPs
96
64
Tensor Cores
192
320
RT Cores
48
40
L1 Cache
128 KB (per SM)
64 KB (per SM)
L2 Cache
4 MB
4 MB
Theoretical Performance
Pixel Rate
149.8 GPixel/s
101.8 GPixel/s
Texture Rate
299.5 GTexel/s
254.4 GTexel/s
FP16 (half)
19.17 TFLOPS
65.13 TFLOPS
FP32 (float)
19.17 TFLOPS
8.141 TFLOPS
FP64 (double)
299.5 GFLOPS
254.4 GFLOPS
Graphics Processor
GPU Name
GA104
TU104
GPU Variant
GA104-875-A1
TU104-895-A1
Architecture
Ampere
Turing
Foundry
Samsung
TSMC
Process Size
8 nm
12 nm
Transistors
17.4 billion
13.6 billion
Die Size
392 mm²
545 mm²
Board Design
TDP
140W
70W
Suggested PSU
300 W
250 W
Outputs
4x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
8.6
7.5
Shader Model
6.7
6.6
📊 Benchmark
3DMark Time Spy
11,079
-
3DMark Time Spy Extreme
5,367
-
OctaneBench
352
-
Blender
-
1,652