GeForce GTX 980 Ti vs Radeon HD 7790
We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 980 Ti and 1024MB VRAM Radeon HD 7790 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 980 Ti 's Advantages
Released 2 years and 3 months late
Boost Clock1076MHz
More VRAM (6GB vs 1024GB)
Larger VRAM bandwidth (336.6GB/s vs 96.00GB/s)
1920 additional rendering cores
Radeon HD 7790 's Advantages
Lower TDP (85W vs 250W)
Score
Benchmark
FP32 (float)
GeForce GTX 980 Ti
+238%
6060
Radeon HD 7790
1792
3DMark Time Spy
GeForce GTX 980 Ti
+342%
5789
Radeon HD 7790
1307
3DMark Time Spy Extreme
GeForce GTX 980 Ti
+586%
2807
Radeon HD 7790
409
Graphics Card
Jun 2015
Release Date
Mar 2013
GeForce 900
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1000 MHz
Base Clock
-
1076 MHz
Boost Clock
-
1753 MHz
Memory Clock
1500 MHz
Memory
6GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
128bit
336.6GB/s
Bandwidth
96.00GB/s
Render Config
-
Compute Units
14
2816
Shading Units
896
176
TMUs
56
96
ROPs
16
48 KB (per SMM)
L1 Cache
16 KB (per CU)
3 MB
L2 Cache
256 KB
Theoretical Performance
103.3 GPixel/s
Pixel Rate
16.00 GPixel/s
189.4 GTexel/s
Texture Rate
56.00 GTexel/s
6.060 TFLOPS
FP32 (float)
1.792 TFLOPS
189.4 GFLOPS
FP64 (double)
112.0 GFLOPS
Board Design
250W
TDP
85W
600 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
GM200
GPU Name
Bonaire
GM200-310-A1
GPU Variant
Bonaire XT
(215-0839039)
Maxwell 2.0
Architecture
GCN 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
8 billion
Transistors
2.08 billion
601 mm²
Die Size
160 mm²
Graphics Features
12 (12_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.3
Vulkan
1.2
5.2
CUDA
-
6.4
Shader Model
6.3