Home GPU Comparison NVIDIA GeForce 9800 GT Rebrand vs ATI Radeon HD 4870 X2

NVIDIA GeForce 9800 GT Rebrand vs ATI Radeon HD 4870 X2

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GT Rebrand and 1024MB VRAM Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9800 GT Rebrand 's Advantages
Lower TDP (125W vs 286W)
ATI Radeon HD 4870 X2 's Advantages
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (115.2GB/s vs 64.00GB/s)
672 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce 9800 GT Rebrand
0.448 TFLOPS
Radeon HD 4870 X2 +167%
1.2 TFLOPS
VS

Graphics Card

Jul 2008
Release Date
Aug 2008
GeForce 9
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1000 MHz
Memory Clock
900 MHz

Memory

512MB
Memory Size
1024MB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
256bit
64.00GB/s
Bandwidth
115.2GB/s

Render Config

-
Compute Units
10
16
SM Count
-
128
Shading Units
800
64
TMUs
40
16
ROPs
16
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
64 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

11.60 GPixel/s
Pixel Rate
12.00 GPixel/s
46.40 GTexel/s
Texture Rate
30.00 GTexel/s
-
-
-
448.0 GFLOPS
FP32 (float)
1200 GFLOPS
-
FP64 (double)
240.0 GFLOPS

Board Design

125W
TDP
286W
300 W
Suggested PSU
600 W
2x DVI 1x S-Video
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Processor

G92
GPU Name
R700
G92-270-A2
GPU Variant
R700 XT (215-0669045)
Tesla
Architecture
TeraScale
TSMC
Foundry
TSMC
65 nm
Process Size
55 nm
0.754 billion
Transistors
0.956 billion
324 mm²
Die Size
256 mm²

Graphics Features

11.1 (10_0)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.1
CUDA
-
4.0
Shader Model
4.1

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