NVIDIA GeForce GTX 780 Ti Engineering Sample vs AMD Radeon RX 6900 XT

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

AMD Radeon RX 6900 XT

Kami membandingkan dua GPU Platform Desktop: 3GB VRAM GeForce GTX 780 Ti Engineering Sample dan 16GB VRAM Radeon RX 6900 XT 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

TDP yang lebih rendah (250W vs 300W)

AMD Radeon RX 6900 XT Kelebihan

Jam Peningkatan telah meningkat sebanyak 142% (2250MHz berbanding 928MHz)

Lebih VRAM (16GB berbanding 3GB)

Lebar jalur VRAM yang lebih besar (512.0GB/s berbanding 336.6GB/s)

2240 inti pemprosesan tambahan

Skor

Penilaian

FP32 (float)

GeForce GTX 780 Ti Engineering Sample

5.345 TFLOPS

Radeon RX 6900 XT +331%

23.04 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

Radeon RX 6900 XT

Kad Grafik

Tidak diketahui

Tarikh Keluaran

Okt 2020

GeForce 700

Generasi

Navi II

Desktop

Jenis

Desktop

PCIe 3.0 x16

Antaramuka Bas

PCIe 4.0 x16

Kelajuan Jam

875 MHz

Jam Asas

1825 MHz

928 MHz

Jam Peningkatan

2250 MHz

1753 MHz

Jam Memori

2000 MHz

Memori

3GB

Saiz Memori

16GB

GDDR5

Jenis Memori

GDDR6

384bit

Bas Memori

256bit

336.6GB/s

Lebar Jalur

512.0GB/s

Konfigurasi Render

-

Unit Pengiraan

80

-

2880

Unit Shading

5120

240

TMUs

320

48

ROPs

128

-

Teras RT

80

16 KB (per SMX)

Cache L1

128 KB per Array

1536 KB

Cache L2

4 MB

-

Cache L3

128 MB

Prestasi Teoretis

55.68 GPixel/s

Kadar Piksel

288.0 GPixel/s

222.7 GTexel/s

Kadar Tekstur

720.0 GTexel/s

-

FP16 (setengah)

46.08 TFLOPS

5.345 TFLOPS

FP32 (apung)

23.04 TFLOPS

222.7 GFLOPS

FP64 (dua kali)

1440 GFLOPS

Reka Bentuk Papan

250W

TDP

300W

600 W

PSU Dicadangkan

700 W

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

Output

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 6-pin + 1x 8-pin

Penyambung Kuasa

2x 8-pin

Pemproses Grafik

GK180

Nama GPU

Navi 21

GK180-425-A1

Varian GPU

Navi 21 XTX (215-121000167)

Kepler

Seni Bina

RDNA 2.0

TSMC

Pencetak

TSMC

28 nm

Saiz Proses

7 nm

7.08 bilion

Transistor

26.8 bilion

561 mm²

Saiz Die

520 mm²

Ciri-ciri Grafik

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.2.175

Vulkan

1.3

3.5

CUDA

-

5.1

Model Shader

6.5

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