NVIDIA GeForce GTX 770 vs NVIDIA GeForce 8400 GS PCI

VS

NVIDIA GeForce GTX 770 NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 770 and 512MB VRAM GeForce 8400 GS PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 770 's Advantages

Released 5 years and 5 months late

Boost Clock1085MHz

Larger VRAM bandwidth (224.4GB/s vs 5.328GB/s)

1528 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 230W)

Score

Benchmark

FP32 (float)

GeForce GTX 770 +15050%

3.333 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

GeForce GTX 770

VS

GeForce 8400 GS PCI

Graphics Card

May 2013

Release Date

Dec 2007

GeForce 700

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCI

Clock Speeds

1046 MHz

Base Clock

-

1085 MHz

Boost Clock

-

1753 MHz

Memory Clock

333 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

224.4GB/s

Bandwidth

5.328GB/s

Render Config

-

SM Count

1

-

Compute Units

-

1536

Shading Units

8

128

TMUs

4

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

16 KB

Theoretical Performance

34.72 GPixel/s

Pixel Rate

2.268 GPixel/s

138.9 GTexel/s

Texture Rate

2.268 GTexel/s

-

FP16 (half)

-

3.333 TFLOPS

FP32 (float)

22.40 GFLOPS

138.9 GFLOPS

FP64 (double)

-

Graphics Processor

GK104

GPU Name

G98

GK104-425-A2

GPU Variant

G98-400-U2

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

3.54 billion

Transistors

0.21 billion

294 mm²

Die Size

86 mm²

Board Design

230W

TDP

25W

550 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x S-Video 1x DMS-59

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.1

5.1

Shader Model

4.0

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