NVIDIA GeForce GTX 780 Ti Engineering Sample vs AMD Radeon 550

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

AMD Radeon 550

Kami membandingkan dua GPU Platform Desktop: 3GB VRAM GeForce GTX 780 Ti Engineering Sample dan 2GB VRAM Radeon 550 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

Lebih VRAM (3GB berbanding 2GB)

Lebar jalur VRAM yang lebih besar (336.6GB/s berbanding 56.00GB/s)

2368 inti pemprosesan tambahan

AMD Radeon 550 Kelebihan

Jam Peningkatan telah meningkat sebanyak 27% (1183MHz berbanding 928MHz)

TDP yang lebih rendah (50W vs 250W)

Skor

Penilaian

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +341%

5.345 TFLOPS

Radeon 550

1.211 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

Radeon 550

Kad Grafik

Tidak diketahui

Tarikh Keluaran

Apr 2017

GeForce 700

Generasi

Polaris

Desktop

Jenis

Desktop

PCIe 3.0 x16

Antaramuka Bas

PCIe 3.0 x8

Kelajuan Jam

875 MHz

Jam Asas

1100 MHz

928 MHz

Jam Peningkatan

1183 MHz

1753 MHz

Jam Memori

1750 MHz

Memori

3GB

Saiz Memori

2GB

GDDR5

Jenis Memori

GDDR5

384bit

Bas Memori

64bit

336.6GB/s

Lebar Jalur

56.00GB/s

Konfigurasi Render

-

Unit Pengiraan

8

-

2880

Unit Shading

512

240

TMUs

32

48

ROPs

16

-

16 KB (per SMX)

Cache L1

16 KB (per CU)

1536 KB

Cache L2

256 KB

-

Prestasi Teoretis

55.68 GPixel/s

Kadar Piksel

18.93 GPixel/s

222.7 GTexel/s

Kadar Tekstur

37.86 GTexel/s

-

FP16 (setengah)

1211 GFLOPS

5.345 TFLOPS

FP32 (apung)

1211 GFLOPS

222.7 GFLOPS

FP64 (dua kali)

75.71 GFLOPS

Reka Bentuk Papan

250W

TDP

50W

600 W

PSU Dicadangkan

250 W

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

Output

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

1x 6-pin + 1x 8-pin

Penyambung Kuasa

None

Pemproses Grafik

GK180

Nama GPU

Lexa

GK180-425-A1

Varian GPU

Lexa PRO (215-0904018)

Kepler

Seni Bina

GCN 4.0

TSMC

Pencetak

GlobalFoundries

28 nm

Saiz Proses

14 nm

7.08 bilion

Transistor

2.2 bilion

561 mm²

Saiz Die

103 mm²

Ciri-ciri Grafik

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.2.175

Vulkan

1.3

3.5

CUDA

-

5.1

Model Shader

6.7

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