NVIDIA GeForce RTX 2080 vs NVIDIA GeForce GTX 770

VS

NVIDIA GeForce RTX 2080

NVIDIA GeForce GTX 770

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2080 and 2GB VRAM GeForce GTX 770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 's Advantages

Released 5 years and 4 months late

Boost Clock has increased by 58% (1710MHz vs 1085MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 224.4GB/s)

1408 additional rendering cores

Lower TDP (215W vs 230W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 +202%

10.07 TFLOPS

GeForce GTX 770

3.333 TFLOPS

3DMark Time Spy

GeForce RTX 2080 +412%

10946

GeForce GTX 770

2135

GeForce RTX 2080

VS

GeForce GTX 770

Graphics Card

Sep 2018

Release Date

May 2013

GeForce 20

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1515 MHz

Base Clock

1046 MHz

1710 MHz

Boost Clock

1085 MHz

1750 MHz

Memory Clock

1753 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

224.4GB/s

Render Config

-

46

SM Count

-

2944

Shading Units

1536

184

TMUs

128

64

ROPs

32

368

Tensor Cores

-

46

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

109.4 GPixel/s

Pixel Rate

34.72 GPixel/s

314.6 GTexel/s

Texture Rate

138.9 GTexel/s

20.14 TFLOPS

FP16 (half)

-

10.07 TFLOPS

FP32 (float)

3.333 TFLOPS

314.6 GFLOPS

FP64 (double)

138.9 GFLOPS

Board Design

215W

TDP

230W

550 W

Suggested PSU

550 W

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

TU104

GPU Name

GK104

TU104-400A-A1

GPU Variant

GK104-425-A2

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

13.6 billion

Transistors

3.54 billion

545 mm²

Die Size

294 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

7.5

CUDA

3.0

6.6

Shader Model

5.1

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