Home GPU Comparison NVIDIA GeForce GTX 980 Ti vs AMD Radeon HD 6670

NVIDIA GeForce GTX 980 Ti vs AMD Radeon HD 6670

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 980 Ti and 1024MB VRAM Radeon HD 6670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Ti 's Advantages
Released 4 years and 2 months late
Boost Clock1076MHz
More VRAM (6GB vs 1024GB)
Larger VRAM bandwidth (336.6GB/s vs 64.00GB/s)
2336 additional rendering cores
AMD Radeon HD 6670 's Advantages
Lower TDP (66W vs 250W)

Score

Benchmark

FP32 (float)
GeForce GTX 980 Ti +689%
6.06 TFLOPS
Radeon HD 6670
0.768 TFLOPS
VS

Graphics Card

Jun 2015
Release Date
Apr 2011
GeForce 900
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

1000 MHz
Base Clock
-
1076 MHz
Boost Clock
-
1753 MHz
Memory Clock
1000 MHz

Memory

6GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
128bit
336.6GB/s
Bandwidth
64.00GB/s

Render Config

-
Compute Units
6
-
-
-
2816
Shading Units
480
176
TMUs
24
96
ROPs
8
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
8 KB (per CU)
3 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

103.3 GPixel/s
Pixel Rate
6.400 GPixel/s
189.4 GTexel/s
Texture Rate
19.20 GTexel/s
-
-
-
6.060 TFLOPS
FP32 (float)
768.0 GFLOPS
189.4 GFLOPS
FP64 (double)
-

Board Design

250W
TDP
66W
600 W
Suggested PSU
250 W
1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 6-pin + 1x 8-pin
Power Connectors
None

Graphics Processor

GM200
GPU Name
Turks
GM200-310-A1
GPU Variant
Turks XT (215-0803000)
Maxwell 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
8 billion
Transistors
0.716 billion
601 mm²
Die Size
118 mm²

Graphics Features

12 (12_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
5.2
CUDA
-
6.4
Shader Model
5.0

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