NVIDIA GeForce GTX 780 Ti Engineering Sample vs ATI Radeon HD 3450 PCI

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

ATI Radeon HD 3450 PCI

Kami membandingkan dua GPU Platform Desktop: 3GB VRAM GeForce GTX 780 Ti Engineering Sample dan 512MB VRAM Radeon HD 3450 PCI 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 512GB)

Lebar jalur VRAM yang lebih besar (336.6GB/s berbanding 6.400GB/s)

2840 inti pemprosesan tambahan

ATI Radeon HD 3450 PCI Kelebihan

TDP yang lebih rendah (25W vs 250W)

Skor

Penilaian

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +11035%

5.345 TFLOPS

Radeon HD 3450 PCI

0.048 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

Radeon HD 3450 PCI

Kad Grafik

Tidak diketahui

Tarikh Keluaran

Jan 2008

GeForce 700

Generasi

Radeon R600

Desktop

Jenis

Desktop

PCIe 3.0 x16

Antaramuka Bas

PCI

Kelajuan Jam

875 MHz

Jam Asas

-

928 MHz

Jam Peningkatan

-

1753 MHz

Jam Memori

400 MHz

Memori

3GB

Saiz Memori

512MB

GDDR5

Jenis Memori

DDR2

384bit

Bas Memori

64bit

336.6GB/s

Lebar Jalur

6.400GB/s

Konfigurasi Render

-

Unit Pengiraan

2

-

2880

Unit Shading

40

240

TMUs

4

48

ROPs

4

-

16 KB (per SMX)

Cache L1

-

1536 KB

Cache L2

64 KB

-

Prestasi Teoretis

55.68 GPixel/s

Kadar Piksel

2.400 GPixel/s

222.7 GTexel/s

Kadar Tekstur

2.400 GTexel/s

-

5.345 TFLOPS

FP32 (apung)

48.00 GFLOPS

222.7 GFLOPS

FP64 (dua kali)

-

Reka Bentuk Papan

250W

TDP

25W

600 W

PSU Dicadangkan

200 W

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

Output

1x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Penyambung Kuasa

None

Pemproses Grafik

GK180

Nama GPU

RV620

GK180-425-A1

Varian GPU

RV620 LE

Kepler

Seni Bina

TeraScale

TSMC

Pencetak

TSMC

28 nm

Saiz Proses

55 nm

7.08 bilion

Transistor

0.181 bilion

561 mm²

Saiz Die

67 mm²

Ciri-ciri Grafik

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.2.175

Vulkan

N/A

3.5

CUDA

-

5.1

Model Shader

4.1

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