NVIDIA GeForce GTX 1660 Ti Mobile vs AMD Radeon HD 7870 XT
GPU · Specs Compare
Graphics Card
Release Date
Apr 2019
Nov 2012
Generation
GeForce 16 Mobile
Southern Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1455 MHz
925 MHz
Boost Clock
1590 MHz
975 MHz
Memory Clock
1500 MHz
1500 MHz
Memory
Memory Size
6GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
256bit
Bandwidth
288.0GB/s
192.0GB/s
Render Config
SM Count
24
—
Shading Units
1536
1536
TMUs
96
96
ROPs
48
32
L1 Cache
64 KB (per SM)
16 KB (per CU)
L2 Cache
1536 KB
512 KB
Compute Units
—
24
Theoretical Performance
Pixel Rate
76.32 GPixel/s
31.20 GPixel/s
Texture Rate
152.6 GTexel/s
93.60 GTexel/s
FP16 (half)
9.769 TFLOPS
—
FP32 (float)
4.884 TFLOPS
2.995 TFLOPS
FP64 (double)
152.6 GFLOPS
748.8 GFLOPS
Graphics Processor
GPU Name
TU116
Tahiti
Architecture
Turing
GCN 1.0
Foundry
TSMC
TSMC
Process Size
12 nm
28 nm
Transistors
6.6 billion
4.313 billion
Die Size
284 mm²
352 mm²
GPU Variant
—
Tahiti LE(215-0821122)
Board Design
TDP
Unknown
185W
Outputs
Portable Device Dependent
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
7.5
—
Shader Model
6.7
5.1
Benchmark
3DMark Time Spy
5,597
—
3DMark Time Spy Extreme
2,574
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.