Home GPU Comparison NVIDIA GeForce GTX 780 Rev. 2 vs AMD Radeon Sky 900

NVIDIA GeForce GTX 780 Rev. 2 vs AMD Radeon Sky 900

NVIDIA GeForce GTX 780 Rev. 2
VS
AMD Radeon Sky 900
NVIDIA GeForce GTX 780 Rev. 2
AMD Radeon Sky 900
We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Rev. 2 and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Rev. 2 's Advantages
Released 6 months late
Larger VRAM bandwidth (288.4GB/s vs 240.0GB/s)
512 additional rendering cores
Lower TDP (250W vs 300W)
AMD Radeon Sky 900 's Advantages
Boost Clock has increased by 5% (950MHz vs 902MHz)

Score

Benchmark

FP32 (float)
GeForce GTX 780 Rev. 2 +22%
4.156 TFLOPS
Radeon Sky 900
3.405 TFLOPS
GeForce GTX 780 Rev. 2
VS
Radeon Sky 900

Graphics Card

Sep 2013
Release Date
Mar 2013
GeForce 700
Generation
Radeon Sky
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

863 MHz
Base Clock
825 MHz
902 MHz
Boost Clock
950 MHz
1502 MHz
Memory Clock
1250 MHz

Memory

3GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
384bit
288.4GB/s
Bandwidth
240.0GB/s

Render Config

-
Compute Units
28
-
-
-
2304
Shading Units
1792
192
TMUs
112
48
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
1536 KB
L2 Cache
768 KB
-
-
-

Theoretical Performance

43.30 GPixel/s
Pixel Rate
30.40 GPixel/s
173.2 GTexel/s
Texture Rate
106.4 GTexel/s
-
-
-
4.156 TFLOPS
FP32 (float)
3.405 TFLOPS
173.2 GFLOPS
FP64 (double)
851.2 GFLOPS

Board Design

250W
TDP
300W
600 W
Suggested PSU
700 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
2x 8-pin

Graphics Processor

GK110B
GPU Name
Tahiti
GK110-300-B1
GPU Variant
Orthrus
Kepler
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
7.08 billion
Transistors
4.313 billion
561 mm²
Die Size
352 mm²

Graphics Features

12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.1
Vulkan
1.2
3.5
CUDA
-
5.1
Shader Model
5.1

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