NVIDIA GeForce GTX 780 Ti Engineering Sample vs AMD Radeon HD 7950

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

AMD Radeon HD 7950

Kami membandingkan dua GPU Platform Desktop: 3GB VRAM GeForce GTX 780 Ti Engineering Sample dan 3GB VRAM Radeon HD 7950 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

Lebar jalur VRAM yang lebih besar (336.6GB/s berbanding 240.0GB/s)

1088 inti pemprosesan tambahan

AMD Radeon HD 7950 Kelebihan

TDP yang lebih rendah (200W vs 250W)

Skor

Penilaian

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +86%

5.345 TFLOPS

Radeon HD 7950

2.867 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

Radeon HD 7950

Kad Grafik

Tidak diketahui

Tarikh Keluaran

Jan 2012

GeForce 700

Generasi

Southern 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

1250 MHz

Memori

3GB

Saiz Memori

3GB

GDDR5

Jenis Memori

GDDR5

384bit

Bas Memori

384bit

336.6GB/s

Lebar Jalur

240.0GB/s

Konfigurasi Render

-

Unit Pengiraan

28

-

2880

Unit Shading

1792

240

TMUs

112

48

ROPs

32

-

16 KB (per SMX)

Cache L1

16 KB (per CU)

1536 KB

Cache L2

768 KB

-

Prestasi Teoretis

55.68 GPixel/s

Kadar Piksel

25.60 GPixel/s

222.7 GTexel/s

Kadar Tekstur

89.60 GTexel/s

-

5.345 TFLOPS

FP32 (apung)

2.867 TFLOPS

222.7 GFLOPS

FP64 (dua kali)

716.8 GFLOPS

Reka Bentuk Papan

250W

TDP

200W

600 W

PSU Dicadangkan

550 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

2x 6-pin

Pemproses Grafik

GK180

Nama GPU

Tahiti

GK180-425-A1

Varian GPU

Tahiti PRO (215-0821056)

Kepler

Seni Bina

GCN 1.0

TSMC

Pencetak

TSMC

28 nm

Saiz Proses

28 nm

7.08 bilion

Transistor

4.313 bilion

561 mm²

Saiz Die

352 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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