AMD Radeon HD 7990 vs NVIDIA GeForce GTX 690

Table of Contents

Graphics Processor

GPU model Malta GK104
GPU variant Malta XT (215-0849026) GK104-355-A2
Architecture GCN 1.0 Kepler
Foundry TSMC TSMC
Manufacturing process 28 nm 28 nm
Number of transistors 4,313 million 3,540 million
Die size 365 mm² 294 mm²

Graphics Card

Release date Apr 24th, 2013 May 3rd, 2012
Generation Southern Islands GeForce 600
Production End-of-life End-of-life
Launch price 999 USD 999 USD
Interface PCIe 3.0 x16 PCIe 3.0 x16
Reviews 37 in our database 20 in our database
Predecessor Northern Islands GeForce 500
Successor Sea Islands GeForce 700

Clocks

Base clock 950 MHz 915 MHz
Boost clock 1000 MHz 1019 MHz
Memory clock 1500 MHz 6 Gbps effective 1502 MHz 6 Gbps effective

Memory Configuration

Memory size 3 GB 2 GB
Memory type GDDR5 GDDR5
Memory bus width 384 bit 256 bit
Bandwidth 288.0 GB/s 192.3 GB/s

Render Configuration

Shading units 2048 1536
TMUs 128 128
ROPs 32 32
Compute units 32
Cache L1 16 KB (per CU) 16 KB (per SMX)
Cache L2 768 KB 512 KB
SMX count 8

Performance

Pixel rate 32.00 GPixel/s 32.61 GPixel/s
Texture rate 128.0 GTexel/s 130.4 GTexel/s
FP32 (float) performance 4.096 TFLOPS 3.130 TFLOPS
FP64 (double) performance 1,024 GFLOPS (1:4) 130.4 GFLOPS (1:24)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 304 mm 12 inches 279 mm 11 inches
Width 106 mm 4.2 inches 111 mm 4.4 inches
Height 38 mm 1.5 inches 38 mm 1.5 inches
TDP 375 W 300 W
Suggested PSU 750 W 700 W
Outputs 1x DVI4x mini-DisplayPort 3x DVI1x mini-DisplayPort
Power connectors 2x 8-pin 2x 8-pin
Board number C476-37 P2000

API Support & Features

DirectX 12 (11_1) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 1.2 3.0
Vulkan 1.2 1.1
Shader model 5.1 5.1
CUDA 3.0

Other Features

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