Sapphire HD 6990

Sapphire HD 6990 — 2 Гб ×2 (4 Гб) GDDR5, 1536 ×2 (3072) ядер, GPI 2.3

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Performance Rating

Sapphire HD 6990 содержит 2 Гб ×2 (4 Гб) видеопамяти GDDR5. Шина 256 бит ×2 (512 бит), пропускная способность 160.0 GB/s ×2. 40 nm техпроцесс в TSMC. Выпущена 08.03.2011.

Reference card by chip manufacturer: AMD Radeon HD 6990

A100 A100
H200 H200
MI325X MI325X

Sapphire HD 6990

2.3

Sapphire HD 6990

2.3

Memory

Memory Size

2 GB ×2 (4 ГБ)

Memory Type

Memory Bandwidth

160.0 GB/s ×2 (320 GB/s)

Memory Bus Width

256 бит ×2 (512 бит)

ML Performance

FP16 (Half Precision)

No TFLOPS

BF16 (Brain Float)

No TFLOPS
311.84 TFLOPS
(NVIDIA A800 SXM4 80 GB)

TF32 (TensorFloat)

Compute Power

FP32 (Single Precision)

2.55 TFLOPS

FP64 (Double Precision)

0.6374 TFLOPS

CUDA Cores

1,536 ×2 (3072)

Architecture & Compatibility

GPU Architecture

SM (Streaming Multiprocessor)

PCIe Version

PCIe 2.0 x16

ML Software Support

CUDA Version

Clocks & Performance

Base Clock

Memory Clock

Power Consumption

Recommended PSU

Power Connector

2x 8-pin

TDP/TGP

375 W
unknown
(NVIDIA CMP 70HX)

Rendering

Texture Units (TMU)

96 ×2 (192)

L2 Cache

512 KB

Additional

Slots

Dual-slot
SXM Module
(NVIDIA B300)

Release Date

March 8, 2011
March 12, 2026
(Intel Arc B770)

Display Outputs

1x DVI
4x mini-DisplayPort 1.2
Portable Device Dependent
(NVIDIA GeForce RTX 5090 Mobile)

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