NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce RTX 3080 Ti 20 GB

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

NVIDIA GeForce RTX 3080 Ti 20 GB

Kami membandingkan dua GPU Platform Desktop: 3GB VRAM GeForce GTX 780 Ti Engineering Sample dan 20GB VRAM GeForce RTX 3080 Ti 20 GB untuk melihat GPU mana yang mempunyai prestasi lebih baik dalam spesifikasi utama, ujian penanda aras, penggunaan kuasa, dll.

Perbezaan Utama

NVIDIA GeForce GTX 780 Ti Engineering Sample Kelebihan

TDP yang lebih rendah (250W vs 350W)

NVIDIA GeForce RTX 3080 Ti 20 GB Kelebihan

Jam Peningkatan telah meningkat sebanyak 79% (1665MHz berbanding 928MHz)

Lebih VRAM (20GB berbanding 3GB)

Lebar jalur VRAM yang lebih besar (760.3GB/s berbanding 336.6GB/s)

7360 inti pemprosesan tambahan

Skor

Penilaian

FP32 (float)

GeForce GTX 780 Ti Engineering Sample

5.345 TFLOPS

GeForce RTX 3080 Ti 20 GB +537%

34.1 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

GeForce RTX 3080 Ti 20 GB

Kad Grafik

Tidak diketahui

Tarikh Keluaran

Jan 2022

GeForce 700

Generasi

GeForce 30

Desktop

Jenis

Desktop

PCIe 3.0 x16

Antaramuka Bas

PCIe 4.0 x16

Kelajuan Jam

875 MHz

Jam Asas

1335 MHz

928 MHz

Jam Peningkatan

1665 MHz

1753 MHz

Jam Memori

1188 MHz

Memori

3GB

Saiz Memori

20GB

GDDR5

Jenis Memori

GDDR6X

384bit

Bas Memori

320bit

336.6GB/s

Lebar Jalur

760.3GB/s

Konfigurasi Render

-

Bilangan SM

80

2880

Unit Shading

10240

240

TMUs

320

48

ROPs

112

-

Teras Tensor

320

-

Teras RT

80

16 KB (per SMX)

Cache L1

128 KB (per SM)

1536 KB

Cache L2

6 MB

-

Prestasi Teoretis

55.68 GPixel/s

Kadar Piksel

186.5 GPixel/s

222.7 GTexel/s

Kadar Tekstur

532.8 GTexel/s

-

FP16 (setengah)

34.10 TFLOPS

5.345 TFLOPS

FP32 (apung)

34.10 TFLOPS

222.7 GFLOPS

FP64 (dua kali)

532.8 GFLOPS

Reka Bentuk Papan

250W

TDP

350W

600 W

PSU Dicadangkan

750 W

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

Output

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Penyambung Kuasa

1x 12-pin

Pemproses Grafik

GK180

Nama GPU

GA102

GK180-425-A1

Varian GPU

GA102-225-A1

Kepler

Seni Bina

Ampere

TSMC

Pencetak

Samsung

28 nm

Saiz Proses

8 nm

7.08 bilion

Transistor

28.3 bilion

561 mm²

Saiz Die

628 mm²

Ciri-ciri Grafik

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.2.175

Vulkan

1.3

3.5

CUDA

8.6

5.1

Model Shader

6.6

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