NVIDIA RTX A4000 Max-Q vs NVIDIA GeForce GTX 950
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
Aug 2015
Generation
Ampere-MW
GeForce 900
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
780 MHz
1024 MHz
Boost Clock
1395 MHz
1188 MHz
Memory Clock
1375 MHz
1653 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
128bit
Bandwidth
352.0GB/s
105.8GB/s
Render Config
SM Count
40
—
Shading Units
5120
768
TMUs
160
48
ROPs
80
32
Tensor Cores
160
—
RT Cores
40
—
L1 Cache
128 KB (per SM)
48 KB (per SMM)
L2 Cache
4 MB
1024 KB
Theoretical Performance
Pixel Rate
111.6 GPixel/s
38.02 GPixel/s
Texture Rate
223.2 GTexel/s
57.02 GTexel/s
FP16 (half)
14.28 TFLOPS
—
FP32 (float)
14.28 TFLOPS
1.825 TFLOPS
FP64 (double)
223.2 GFLOPS
57.02 GFLOPS
Graphics Processor
GPU Name
GA104
GM206
Architecture
Ampere
Maxwell 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
17.4 billion
2.94 billion
Die Size
392 mm²
228 mm²
GPU Variant
—
GM206-250-A1
Board Design
TDP
80W
90W
Outputs
Portable Device Dependent
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
None
1x 6-pin
Suggested PSU
—
250 W
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
5.2
Shader Model
6.8
6.4
Benchmark
3DMark Time Spy
—
1,903
3DMark Time Spy Extreme
—
396
▲ Specs Compare
Data sourced from official specifications and benchmark tests.