NVIDIA GEForce 8800 Architecture Quiz

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What type of instructions does the processor implement?

String manipulation instructions

32-bit and 64-bit integer arithmetic only

IEEE 754 standard double precision floating point operations

PTX instructions for parallel thread execution (correct)

What is the purpose of GPU processor's multithreading according to the text?

To execute vector instructions efficiently

To increase power consumption

To reduce the number of available threads

To hide memory access latency (correct)

Which type of operations are included in the processor's capabilities?

Only single precision floating point operations

All PTX instructions and 32-bit integer arithmetic (correct)

Only logical instructions

64-bit integer arithmetic and string operations

What distinguishes earlier GPUs from later GPUs regarding instruction execution?

Later GPUs designed to execute ordinary scalar instructions Signup and view all the answers

What is a key goal achieved by the GPU processor's multithreading according to the text?

Hiding memory access latency Signup and view all the answers

In what way does multithreading benefit the processor according to the text?

Supports fine-grained parallel programming by allowing thread switching during waits Signup and view all the answers

How much total memory is available in the NVIDIA GEForce 8800?

768 MB Signup and view all the answers

What is the peak bandwidth of the NVIDIA GEForce 8800 in GB/second?

86.4 Signup and view all the answers

How many streaming multiprocessors are there in the NVIDIA GEForce 8800?

14 Signup and view all the answers

What type of processor is a core in the NVIDIA GEForce 8800?

Multithreaded processor supporting 96 threads Signup and view all the answers

How many scalar 32-bit registers are contained in the register file for the threads in the NVIDIA GEForce 8800?

1024 Signup and view all the answers

Which unit in the NVIDIA GEForce 8800 integrates a shared geometry controller and a shared texture unit and cache?

Texture/processor cluster (TPC) Signup and view all the answers

How many threads are distributed among 8 cores in a warp?

32 threads Signup and view all the answers

What does the GPU's multiprocessor do to execute different thread programs concurrently?

Virtualizes physical processors as threads and thread blocks Signup and view all the answers

How many CUDA cores are there in the Fermi based GPU architecture?

512 CUDA cores Signup and view all the answers

How does each thread in the GPU multiprocessor achieve independence during execution?

Possesses private registers, memory, program counter, and execution state Signup and view all the answers

In how many clock cycles will a warp of 32 threads execute one instruction each?

4 clock cycles Signup and view all the answers

What simplifies the parallel programming model in CUDA extensions to C and C++?

Writing serial kernel functions Signup and view all the answers

How many warps can be scheduled on a single Tesla using fine-grained multithreading over time?

24 warps Signup and view all the answers

What components make up each SP core in the multithreaded multiprocessor architecture?

Numerical arithmetic units, Shared memory, Read-only constant cache Signup and view all the answers

How many transistors are implemented in the Fermi based GPU architecture?

3.0 billion transistors Signup and view all the answers

What is the role of the Multithreaded instruction unit in a GPU multiprocessor?

Executing most instructions in an SP core Signup and view all the answers

How many SMs are there in the Fermi based GPU architecture?

16 SMs Signup and view all the answers

How do threads within a thread block in a GPU multiprocessor synchronize with each other?

Using a barrier synchronization instruction Signup and view all the answers

What is the benefit of running two warps in parallel?

Increases efficiency in memory accesses Signup and view all the answers

How many warp schedulers does each SMX have in the Kepler architecture?

Four Signup and view all the answers

What happens if threads of a warp diverge via a data-dependent conditional branch?

Threads will converge back to the same execution path Signup and view all the answers

In SIMT architecture, what is the ideal scenario for warp efficiency?

All 32 threads of a warp agree on the execution path Signup and view all the answers

When does branch divergence occur?

Only within a warp Signup and view all the answers

How many instructions per warp can be dispatched per cycle in the Kepler architecture?

Two Signup and view all the answers