NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce GTX 970

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

NVIDIA GeForce GTX 970

Kami membandingkan dua GPU Platform Desktop: 3GB VRAM GeForce GTX 780 Ti Engineering Sample dan 4GB VRAM GeForce GTX 970 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

Lebar jalur VRAM yang lebih besar (336.6GB/s berbanding 224.4GB/s)

1216 inti pemprosesan tambahan

NVIDIA GeForce GTX 970 Kelebihan

Jam Peningkatan telah meningkat sebanyak 27% (1178MHz berbanding 928MHz)

Lebih VRAM (4GB berbanding 3GB)

TDP yang lebih rendah (148W vs 250W)

Skor

Penilaian

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +36%

5.345 TFLOPS

GeForce GTX 970

3.92 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

GeForce GTX 970

Kad Grafik

Tidak diketahui

Tarikh Keluaran

Sep 2014

GeForce 700

Generasi

GeForce 900

Desktop

Jenis

Desktop

PCIe 3.0 x16

Antaramuka Bas

PCIe 3.0 x16

Kelajuan Jam

875 MHz

Jam Asas

1050 MHz

928 MHz

Jam Peningkatan

1178 MHz

1753 MHz

Jam Memori

1753 MHz

Memori

3GB

Saiz Memori

4GB

GDDR5

Jenis Memori

GDDR5

384bit

Bas Memori

256bit

336.6GB/s

Lebar Jalur

224.4GB/s

Konfigurasi Render

-

2880

Unit Shading

1664

240

TMUs

104

48

ROPs

56

-

16 KB (per SMX)

Cache L1

48 KB (per SMM)

1536 KB

Cache L2

2 MB

-

Prestasi Teoretis

55.68 GPixel/s

Kadar Piksel

65.97 GPixel/s

222.7 GTexel/s

Kadar Tekstur

122.5 GTexel/s

-

5.345 TFLOPS

FP32 (apung)

3.920 TFLOPS

222.7 GFLOPS

FP64 (dua kali)

122.5 GFLOPS

Reka Bentuk Papan

250W

TDP

148W

600 W

PSU Dicadangkan

300 W

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

Output

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Penyambung Kuasa

2x 6-pin

Pemproses Grafik

GK180

Nama GPU

GM204

GK180-425-A1

Varian GPU

GM204-200-A1

Kepler

Seni Bina

Maxwell 2.0

TSMC

Pencetak

TSMC

28 nm

Saiz Proses

28 nm

7.08 bilion

Transistor

5.2 bilion

561 mm²

Saiz Die

398 mm²

Ciri-ciri Grafik

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.2.175

Vulkan

1.3

3.5

CUDA

5.2

5.1

Model Shader

6.4

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