Home GPU Comparison NVIDIA GeForce GTX 490 vs NVIDIA GeForce GTX 780 Ti Engineering Sample

NVIDIA GeForce GTX 490 vs NVIDIA GeForce GTX 780 Ti Engineering Sample

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 3GB VRAM GeForce GTX 780 Ti Engineering Sample to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages
Boost Clock928MHz
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (336.6GB/s vs 164.0GB/s)
2400 additional rendering cores
Lower TDP (250W vs 365W)

Score

Benchmark

FP32 (float)
GeForce GTX 490
1.166 TFLOPS
GeForce GTX 780 Ti Engineering Sample +358%
5.345 TFLOPS
VS

Graphics Card

Unknown
Release Date
Unknown
GeForce 400
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
875 MHz
-
Boost Clock
928 MHz
854 MHz
Memory Clock
1753 MHz

Memory

1536MB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
384bit
164.0GB/s
Bandwidth
336.6GB/s

Render Config

15
SM Count
-
-
Compute Units
-
480
Shading Units
2880
60
TMUs
240
48
ROPs
48
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per SMX)
768 KB
L2 Cache
1536 KB

Theoretical Performance

18.24 GPixel/s
Pixel Rate
55.68 GPixel/s
36.48 GTexel/s
Texture Rate
222.7 GTexel/s
-
FP16 (half)
-
1166 GFLOPS
FP32 (float)
5.345 TFLOPS
145.8 GFLOPS
FP64 (double)
222.7 GFLOPS

Graphics Processor

GF100
GPU Name
GK180
GF100-375-A3
GPU Variant
GK180-425-A1
Fermi
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
3.1 billion
Transistors
7.08 billion
529 mm²
Die Size
561 mm²

Board Design

365W
TDP
250W
750 W
Suggested PSU
600 W
3x DVI 1x mini-DisplayPort
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
2x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Features

12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.2.175
2.0
CUDA
3.5
5.1
Shader Model
5.1

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