NVIDIA RTX A4000 vs NVIDIA T1000
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
May 2021
Generation
Quadro Ampere
Quadro Turing
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
735 MHz
1065 MHz
Boost Clock
1560 MHz
1395 MHz
Memory Clock
1750 MHz
1250 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
128bit
Bandwidth
448.0GB/s
160.0GB/s
Render Config
SM Count
48
14
Shading Units
6144
896
TMUs
192
56
ROPs
96
32
Tensor Cores
192
—
RT Cores
48
—
L1 Cache
128 KB (per SM)
64 KB (per SM)
L2 Cache
4 MB
1024 KB
Theoretical Performance
Pixel Rate
149.8 GPixel/s
44.64 GPixel/s
Texture Rate
299.5 GTexel/s
78.12 GTexel/s
FP16 (half)
19.17 TFLOPS
5.000 TFLOPS
FP32 (float)
19.17 TFLOPS
2.500 TFLOPS
FP64 (double)
299.5 GFLOPS
78.12 GFLOPS
Graphics Processor
GPU Name
GA104
TU117
GPU Variant
GA104-875-A1
—
Architecture
Ampere
Turing
Foundry
Samsung
TSMC
Process Size
8 nm
12 nm
Transistors
17.4 billion
4.7 billion
Die Size
392 mm²
200 mm²
Board Design
TDP
140W
50W
Suggested PSU
300 W
250 W
Outputs
4x DisplayPort 1.4a
4x mini-DisplayPort 1.4a
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
8.6
7.5
Shader Model
6.7
6.8
Benchmark
3DMark Time Spy
11,079
3,073
3DMark Time Spy Extreme
5,367
1,406
OctaneBench
352
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.