Radeon HD 4870 vs GeForce GT 330 OEM
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 and 1024MB VRAM GeForce GT 330 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 4870 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 51.20GB/s)
704 additional rendering cores
GeForce GT 330 OEM 's Advantages
Released 1 years and 8 months late
More VRAM (1024GB vs 512GB)
Lower TDP (75W vs 150W)
Score
Benchmark
FP32 (float)
Radeon HD 4870
+400%
1200
GeForce GT 330 OEM
240
Graphics Card
Jun 2008
Release Date
Feb 2010
Radeon R700
Generation
GeForce 300
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Memory Clock
800 MHz
Memory
512MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
115.2GB/s
Bandwidth
51.20GB/s
Render Config
10
Compute Units
-
-
SM Count
12
800
Shading Units
96
40
TMUs
48
16
ROPs
8
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
64 KB
Theoretical Performance
12.00 GPixel/s
Pixel Rate
4.000 GPixel/s
30.00 GTexel/s
Texture Rate
24.00 GTexel/s
1200 GFLOPS
FP32 (float)
240.0 GFLOPS
240.0 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
75W
450 W
Suggested PSU
250 W
2x DVI
1x S-Video
Outputs
1x DVI
1x HDMI
1x VGA
2x 6-pin
Power Connectors
None
Graphics Processor
RV770
GPU Name
G92
RV770 XT
(215-0669049)
GPU Variant
-
TeraScale
Architecture
Tesla
TSMC
Foundry
TSMC
55 nm
Process Size
65 nm
0.956 billion
Transistors
0.754 billion
256 mm²
Die Size
324 mm²
Graphics Features
10.1 (10_1)
DirectX
11.1 (10_0)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.1
4.1
Shader Model
4.0