NVIDIA GeForce GTX 780 Ti Engineering Sample vs AMD Radeon R7 250X

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

AMD Radeon R7 250X

Kami membandingkan dua GPU Platform Desktop: 3GB VRAM GeForce GTX 780 Ti Engineering Sample dan 1024MB VRAM Radeon R7 250X 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 1024GB)

Lebar jalur VRAM yang lebih besar (336.6GB/s berbanding 72.00GB/s)

2240 inti pemprosesan tambahan

AMD Radeon R7 250X Kelebihan

TDP yang lebih rendah (80W vs 250W)

Skor

Penilaian

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +339%

5.345 TFLOPS

Radeon R7 250X

1.216 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

Radeon R7 250X

Kad Grafik

Tidak diketahui

Tarikh Keluaran

Feb 2014

GeForce 700

Generasi

Volcanic Islands

Desktop

Jenis

Desktop

PCIe 3.0 x16

Antaramuka Bas

PCIe 3.0 x16

Kelajuan Jam

875 MHz

Jam Asas

-

928 MHz

Jam Peningkatan

-

1753 MHz

Jam Memori

1125 MHz

Memori

3GB

Saiz Memori

1024MB

GDDR5

Jenis Memori

GDDR5

384bit

Bas Memori

128bit

336.6GB/s

Lebar Jalur

72.00GB/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

256 KB

-

Prestasi Teoretis

55.68 GPixel/s

Kadar Piksel

15.20 GPixel/s

222.7 GTexel/s

Kadar Tekstur

38.00 GTexel/s

-

5.345 TFLOPS

FP32 (apung)

1216 GFLOPS

222.7 GFLOPS

FP64 (dua kali)

76.00 GFLOPS

Reka Bentuk Papan

250W

TDP

80W

600 W

PSU Dicadangkan

250 W

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

Output

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

1x 6-pin + 1x 8-pin

Penyambung Kuasa

1x 6-pin

Pemproses Grafik

GK180

Nama GPU

Cape Verde

GK180-425-A1

Varian GPU

Cape Verde XT

Kepler

Seni Bina

GCN 1.0

TSMC

Pencetak

TSMC

28 nm

Saiz Proses

28 nm

7.08 bilion

Transistor

1.5 bilion

561 mm²

Saiz Die

123 mm²

Ciri-ciri Grafik

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.2.175

Vulkan

1.2

3.5

CUDA

-

5.1

Model Shader

5.1

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