NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce 8800 Ultra

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

NVIDIA GeForce 8800 Ultra

Kami membandingkan dua GPU Platform Desktop: 3GB VRAM GeForce GTX 780 Ti Engineering Sample dan 768MB VRAM GeForce 8800 Ultra 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

Jam Peningkatan928MHz

Lebih VRAM (3GB berbanding 768GB)

Lebar jalur VRAM yang lebih besar (336.6GB/s berbanding 103.7GB/s)

2752 inti pemprosesan tambahan

NVIDIA GeForce 8800 Ultra Kelebihan

TDP yang lebih rendah (171W vs 250W)

Skor

Penilaian

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +1281%

5.345 TFLOPS

GeForce 8800 Ultra

0.387 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

GeForce 8800 Ultra

Kad Grafik

Tidak diketahui

Tarikh Keluaran

Mei 2007

GeForce 700

Generasi

GeForce 8

Desktop

Jenis

Desktop

PCIe 3.0 x16

Antaramuka Bas

PCIe 1.0 x16

Kelajuan Jam

875 MHz

Jam Asas

-

928 MHz

Jam Peningkatan

-

1753 MHz

Jam Memori

1080 MHz

Memori

3GB

Saiz Memori

768MB

GDDR5

Jenis Memori

GDDR3

384bit

Bas Memori

384bit

336.6GB/s

Lebar Jalur

103.7GB/s

Konfigurasi Render

-

Bilangan SM

16

2880

Unit Shading

128

240

TMUs

32

48

ROPs

24

-

16 KB (per SMX)

Cache L1

-

1536 KB

Cache L2

96 KB

-

Prestasi Teoretis

55.68 GPixel/s

Kadar Piksel

14.69 GPixel/s

222.7 GTexel/s

Kadar Tekstur

39.17 GTexel/s

-

5.345 TFLOPS

FP32 (apung)

387.1 GFLOPS

222.7 GFLOPS

FP64 (dua kali)

-

Reka Bentuk Papan

250W

TDP

171W

600 W

PSU Dicadangkan

450 W

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

Output

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Penyambung Kuasa

2x 6-pin

Pemproses Grafik

GK180

Nama GPU

G80

GK180-425-A1

Varian GPU

G80-450-A3

Kepler

Seni Bina

Tesla

TSMC

Pencetak

TSMC

28 nm

Saiz Proses

90 nm

7.08 bilion

Transistor

0.681 bilion

561 mm²

Saiz Die

484 mm²

Ciri-ciri Grafik

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1 (1.0)

1.2.175

Vulkan

N/A

3.5

CUDA

1.0

5.1

Model Shader

4.0

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