ATI Radeon HD 2900 XTX vs NVIDIA GeForce 7800 GTX

Table of Contents

Graphics Processor

GPU model R600 G70
GPU variant R600 XTX A11 (215RGMDKA11FG) GF-7800-GTX-A2
Architecture TeraScale Curie
Foundry TSMC TSMC
Manufacturing process 80 nm 110 nm
Number of transistors 720 million 302 million
Die size 420 mm² 333 mm²

Graphics Card

Release date Never Released Jun 22nd, 2005
Generation Radeon R600 GeForce 7 PCIe
Production End-of-life End-of-life
Interface PCIe 1.0 x16 PCIe 1.0 x16
Reviews 63 in our database 206 in our database
Predecessor Radeon R500 PCIe GeForce 6 PCIe
Successor Radeon R700 GeForce 8
Launch price 599 USD

Clocks

GPU clock 743 MHz 430 MHz
Memory clock 828 MHz 1656 Mbps effective 600 MHz 1200 Mbps effective

Memory Configuration

Memory size 512 MB 256 MB
Memory type GDDR3 GDDR3
Memory bus width 512 bit 256 bit
Bandwidth 106.0 GB/s 38.40 GB/s

Render Configuration

Shading units 320
TMUs 16 24
ROPs 16 16
Compute units 4
Cache L2 256 KB
Pixel shaders 24
Vertex shaders 8

Performance

Pixel rate 11.89 GPixel/s 6.880 GPixel/s
Texture rate 11.89 GTexel/s 10.32 GTexel/s
FP32 (float) performance 475.5 GFLOPS
Vertex rate 860.0 MVertices/s

Dimensions & Outputs

Slot width Dual-slot Single-slot
Length 315 mm 12.4 inches 228 mm 9 inches
TDP 240 W 86 W
Suggested PSU 550 W 250 W
Outputs 2x DVI1x S-Video 2x DVI1x S-Video
Power connectors 2x 6-pin
Board number B001-31

API Support & Features

DirectX 10.0 (10_0) 9.0c (9_3)
OpenGL 3.3 (full) 4.0 (partial) 2.1
OpenCL
Vulkan
Shader model 4.0 3.0

Other Features

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