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GPU Comparison
NVIDIA GeForce GTX 1660 Ti vs AMD Radeon HD 8870 OEM
NVIDIA GeForce GTX 1660 Ti vs AMD Radeon HD 8870 OEM
VS
NVIDIA GeForce GTX 1660 Ti
AMD Radeon HD 8870 OEM
We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1660 Ti and 2GB VRAM Radeon HD 8870 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1660 Ti 's Advantages
Released 6 years and 1 months late
Boost Clock1770MHz
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (288.0GB/s vs 153.6GB/s)
256 additional rendering cores
Lower TDP (120W vs 175W)
Score
Benchmark
FP32 (float)
GeForce GTX 1660 Ti
+112%
5.437 TFLOPS
Radeon HD 8870 OEM
2.56 TFLOPS
GeForce GTX 1660 Ti
VS
Radeon HD 8870 OEM
Graphics Card
Feb 2019
Release Date
Jan 2013
GeForce 16
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1500 MHz
Base Clock
-
1770 MHz
Boost Clock
-
1500 MHz
Memory Clock
1200 MHz
Memory
6GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
192bit
Memory Bus
256bit
288.0GB/s
Bandwidth
153.6GB/s
Render Config
24
SM Count
-
-
Compute Units
20
1536
Shading Units
1280
96
TMUs
80
48
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
1536 KB
L2 Cache
512 KB
Theoretical Performance
84.96 GPixel/s
Pixel Rate
32.00 GPixel/s
169.9 GTexel/s
Texture Rate
80.00 GTexel/s
10.87 TFLOPS
FP16 (half)
-
5.437 TFLOPS
FP32 (float)
2.560 TFLOPS
169.9 GFLOPS
FP64 (double)
160.0 GFLOPS
Graphics Processor
TU116
GPU Name
Pitcairn
TU116-400-A1
GPU Variant
Pitcairn XT (215-0828047)
Turing
Architecture
GCN 1.0
TSMC
Foundry
TSMC
12 nm
Process Size
28 nm
6.6 billion
Transistors
2.8 billion
284 mm²
Die Size
212 mm²
Board Design
120W
TDP
175W
300 W
Suggested PSU
450 W
1x DVI 1x HDMI 2.0 1x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 8-pin
Power Connectors
2x 6-pin
Graphics Features
12 (12_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
7.5
CUDA
-
6.6
Shader Model
5.1
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