Home GPU Comparison NVIDIA GeForce GTX 780 vs AMD Radeon R7 265

NVIDIA GeForce GTX 780 vs AMD Radeon R7 265

NVIDIA GeForce GTX 780
VS
AMD Radeon R7 265
NVIDIA GeForce GTX 780
AMD Radeon R7 265
We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 and 2GB VRAM Radeon R7 265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 's Advantages
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (288.4GB/s vs 179.2GB/s)
1280 additional rendering cores
AMD Radeon R7 265 's Advantages
Released 9 months late
Boost Clock has increased by 3% (925MHz vs 902MHz)
Lower TDP (150W vs 250W)

Score

Benchmark

FP32 (float)
GeForce GTX 780 +119%
4.156 TFLOPS
Radeon R7 265
1.894 TFLOPS
GeForce GTX 780
VS
Radeon R7 265

Graphics Card

May 2013
Release Date
Feb 2014
GeForce 700
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

863 MHz
Base Clock
900 MHz
902 MHz
Boost Clock
925 MHz
1502 MHz
Memory Clock
1400 MHz

Memory

3GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
288.4GB/s
Bandwidth
179.2GB/s

Render Config

-
Compute Units
16
-
-
-
2304
Shading Units
1024
192
TMUs
64
48
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
1536 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

43.30 GPixel/s
Pixel Rate
29.60 GPixel/s
173.2 GTexel/s
Texture Rate
59.20 GTexel/s
-
-
-
4.156 TFLOPS
FP32 (float)
1.894 TFLOPS
173.2 GFLOPS
FP64 (double)
118.4 GFLOPS

Board Design

250W
TDP
150W
600 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin

Graphics Processor

GK110
GPU Name
Pitcairn
GK110-300-A1
GPU Variant
Pitcairn PRO (215-0828062)
Kepler
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
7.08 billion
Transistors
2.8 billion
561 mm²
Die Size
212 mm²

Graphics Features

12 (11_0)
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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