NVIDIA RTX 4000 SFF Ada Generation vs NVIDIA GeForce GTX 1660
GPU · Specs Compare
Graphics Card
Release Date
Nov 2018
Mar 2019
Generation
Radeon Instinct
GeForce 16
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1200 MHz
1530 MHz
Boost Clock
1746 MHz
1785 MHz
Memory Clock
1000 MHz
2001 MHz
Memory
Memory Size
16GB
6GB
Memory Type
HBM2
GDDR5
Memory Bus
4096bit
192bit
Bandwidth
1.02TB/s
192.1GB/s
Render Config
SM Count
48
22
Compute Units
60
—
Shading Units
3840
1408
TMUs
240
88
ROPs
64
48
Tensor Cores
192
—
RT Cores
48
—
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
4 MB
1536 KB
Theoretical Performance
Pixel Rate
111.7 GPixel/s
85.68 GPixel/s
Texture Rate
419.0 GTexel/s
157.1 GTexel/s
FP16 (half)
26.82 TFLOPS
10.05 TFLOPS
FP32 (float)
13.41 TFLOPS
5.027 TFLOPS
FP64 (double)
6.705 TFLOPS
157.1 GFLOPS
Graphics Processor
GPU Name
Vega 20
TU116
GPU Variant
Vega 20 GLXT
TU116-300-A1
Architecture
GCN 5.1
Turing
Foundry
TSMC
TSMC
Process Size
7 nm
12 nm
Transistors
13.23 billion
6.6 billion
Die Size
331 mm²
284 mm²
Board Design
TDP
300W
120W
Suggested PSU
700 W
300 W
Outputs
1x mini-DisplayPort 1.4a
1x DVI1x HDMI 2.01x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
CUDA
8.9
7.5
Shader Model
6.7
6.6
Benchmark
3DMark Time Spy
—
5,444
3DMark Time Spy Extreme
—
2,465
▲ Specs Compare
Data sourced from official specifications and benchmark tests.