AMD Radeon HD 8950 OEM vs NVIDIA GeForce GTX 1660
GPU Specs Compare
Graphics Card
Release Date
Jan 2013
Mar 2019
Generation
Sea Islands
GeForce 16
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
850 MHz
1530 MHz
Boost Clock
925 MHz
1785 MHz
Memory Clock
1250 MHz
2001 MHz
Memory
Memory Size
3GB
6GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
192bit
Bandwidth
240.0GB/s
192.1GB/s
Render Config
Compute Units
28
-
Shading Units
1792
1408
TMUs
112
88
ROPs
32
48
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
768 KB
1536 KB
SM Count
-
22
Theoretical Performance
Pixel Rate
29.60 GPixel/s
85.68 GPixel/s
Texture Rate
103.6 GTexel/s
157.1 GTexel/s
FP32 (float)
3.315 TFLOPS
5.027 TFLOPS
FP64 (double)
828.8 GFLOPS
157.1 GFLOPS
FP16 (half)
-
10.05 TFLOPS
Graphics Processor
GPU Name
Tahiti
TU116
GPU Variant
Tahiti PRO(215-0821056)
TU116-300-A1
Architecture
GCN 1.0
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
4.313 billion
6.6 billion
Die Size
352 mm²
284 mm²
Board Design
TDP
200W
120W
Suggested PSU
550 W
300 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x DVI1x HDMI 2.01x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.6
CUDA
-
7.5
📊 Benchmark
3DMark Time Spy
-
5,444
3DMark Time Spy Extreme
-
2,465