NVIDIA GeForce GTX 780 Ti Engineering Sample vs AMD Radeon RX 550X 640SP

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

AMD Radeon RX 550X 640SP

Kami membandingkan dua GPU Platform Desktop: 3GB VRAM GeForce GTX 780 Ti Engineering Sample dan 2GB VRAM Radeon RX 550X 640SP 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 96.00GB/s)

2240 inti pemprosesan tambahan

AMD Radeon RX 550X 640SP Kelebihan

Jam Peningkatan telah meningkat sebanyak 15% (1071MHz berbanding 928MHz)

TDP yang lebih rendah (60W vs 250W)

Skor

Penilaian

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +289%

5.345 TFLOPS

Radeon RX 550X 640SP

1.371 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

Radeon RX 550X 640SP

Kad Grafik

Tidak diketahui

Tarikh Keluaran

Apr 2018

GeForce 700

Generasi

Polaris

Desktop

Jenis

Desktop

PCIe 3.0 x16

Antaramuka Bas

PCIe 3.0 x8

Kelajuan Jam

875 MHz

Jam Asas

1019 MHz

928 MHz

Jam Peningkatan

1071 MHz

1753 MHz

Jam Memori

1500 MHz

Memori

3GB

Saiz Memori

2GB

GDDR5

Jenis Memori

GDDR5

384bit

Bas Memori

128bit

336.6GB/s

Lebar Jalur

96.00GB/s

Konfigurasi Render

-

Unit Pengiraan

10

-

2880

Unit Shading

640

240

TMUs

40

48

ROPs

16

-

16 KB (per SMX)

Cache L1

16 KB (per CU)

1536 KB

Cache L2

1024 KB

-

Prestasi Teoretis

55.68 GPixel/s

Kadar Piksel

17.14 GPixel/s

222.7 GTexel/s

Kadar Tekstur

42.84 GTexel/s

-

FP16 (setengah)

1371 GFLOPS

5.345 TFLOPS

FP32 (apung)

1371 GFLOPS

222.7 GFLOPS

FP64 (dua kali)

85.68 GFLOPS

Reka Bentuk Papan

250W

TDP

60W

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

Baffin

GK180-425-A1

Varian GPU

Baffin LE

Kepler

Seni Bina

GCN 4.0

TSMC

Pencetak

GlobalFoundries

28 nm

Saiz Proses

14 nm

7.08 bilion

Transistor

3 bilion

561 mm²

Saiz Die

123 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

1.2

3.5

CUDA

-

5.1

Model Shader

6.4

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